The term 'opposites' occupies a structural and generative position at the very heart of depth-psychological thought. Across the corpus, it functions simultaneously as a cosmological principle, a psychodynamic mechanism, and a soteriological problem. Jung's formulation — developed most systematically in Psychological Types and Mysterium Coniunctionis — posits that psychic energy is itself constituted by the tension between paired contraries; without this polarity there is no libidinal movement, no consciousness, no individuation. The pairs are not logical abstractions but empirical realities experienced as suffering, neurosis, moral conflict, and spiritual hunger. Edinger extends this insight by treating 'awareness of the opposites' as the specific feature of consciousness itself. Von Franz and the alchemical tradition envision the synthesis of opposites — the coniunctio — as the goal of both psychological and theological development. Hillman complicates the Jungian model by resisting the binary logic it presupposes, arguing that each psychic event already contains its opposite immanently, and that cyclic return is a more adequate image than dialectical resolution. McGilchrist brings the problem into philosophy of mind and ontology, insisting that opposites not only coexist but are generative and mutually fulfilling, irreducible to either monism or dualism. Pre-Socratic sources — Anaximander, Heraclitus — provide the corpus's most ancient testimony that strife between opposites is the cosmological ground of all becoming. The term thus spans ontology, psychology, ethics, and soteriology, making it one of the most densely cross-referenced concepts in the library.
In the library
28 substantive passages
the opposites condition one another, that they are really one and the same thing… the fact that the opposites appear as gods comes from the simple recognition that they are exceedingly powerful
Jung's foreword to The Tibetan Book of the Great Liberation argues that the opposites are mutually conditioning, psychologically equivalent to divine forces, and that their unity-in-tension is the core insight shared by Eastern religion and depth psychology.
Evans-Wentz, W. Y., The Tibetan Book of the Great Liberation, 1954thesis
The libido as an energetic phenomenon contains the pairs of opposites, otherwise there would be no movement of the libido… because of our dissociation, the pairs of opposites are much further apart. This gives us our increased psychical energy, and the price we pay is one-sidedness.
Jung articulates his foundational energic thesis: psychic energy is constituted by the polarity of opposites, and the greater the distance between them in civilized consciousness, the greater the energy — and the neurosis.
Jung, C.G., Analytical Psychology: Notes of the Seminar Given in 1925, 1989thesis
symbols, by their very nature, can so unite the opposites that these no longer diverge or clash, but mutually supplement one another and give meaningful shape to life… the myth of the necessary incarnation of God can then be understood as man's creative confrontation with the opposites and their synthesis in the self
Von Franz argues that the symbol — and ultimately the Self — is the psychic vehicle through which the opposites are synthesized, transforming theological dualism into psychological wholeness.
von Franz, Marie-Louise, Psychotherapy, 1993thesis
Opposites genuinely coincide while remaining opposites… the important perception is that opposites not only co-exist, but give rise to and fulfil one another ('sunt complementa'), and are conjoined (like the poles of a magnet) without any intervening boundary, while nonetheless remaining distinct as opposites.
McGilchrist establishes a philosophical ontology of opposites that avoids both monism and dualism, insisting that genuine coincidence-without-identity is the generative condition of all reality.
McGilchrist, Iain, The Matter with Things: Our Brains, Our Delusions, and the Unmaking of the World, 2021thesis
Opposites genuinely coincide while remaining opposites. Some philosophies tend to collapse into the monism that opposites are identical; others into the dualism that opposites remain irreconcilable and are merely, at most, juxtaposed.
McGilchrist maps the philosophical stakes of the problem, identifying the twin errors of monistic collapse and dualistic impasse as the dangers that bracket authentic understanding of opposites.
McGilchrist, Iain, The Matter With Things: Our Brains, Our Delusions and the Unmaking of the World, 2021thesis
the vital optimum withdraws more and more from the opposing extremes and seeks a middle way, which must naturally be irrational and unconscious, just because the opposites are rational and conscious… it appears projected in the form of a mediating god, a Messiah.
Jung shows in Psychological Types how the irreconcilable tension of conscious opposites generates the projection of a transcendent mediating symbol, the structural origin of saviour mythology.
Jung, Carl Gustav, Psychological Types, 1921thesis
Jung did conceive of psychological process in terms of discrimination and then synthesis of opposites… Neurosis can then be seen as unbalanced or one-sided development arising out of the dominance of one of the two sides of the pair.
Samuels clarifies the structural role of opposites in Jung's metapsychology, linking the opposition model to both the compensatory function and the aetiology of neurosis.
Samuels, Andrew, Jung and the Post-Jungians, 1985thesis
All things arise from opposing, but in some form nonetheless related, drives or forces. Energy is always characterised by the coming together of apparent opposites – apparent because this is how we have conceived things left hemisphere fashion.
McGilchrist links the generative power of opposites to his hemisphere hypothesis, arguing that the left brain's tendency to reify opposites as absolute contraries misrepresents a deeper relational dynamism.
McGilchrist, Iain, The Matter with Things: Our Brains, Our Delusions, and the Unmaking of the World, 2021thesis
awareness of the opposites [is] the specific feature of consciousness… The healthy development of the human psyche throughout the course of one's life involves an ever evolving ability to navigate a world that is permeated
Drawing on Edinger, Peterson identifies awareness of opposites as the very definition of consciousness, making navigation of polarity the central developmental task of a human life.
Peterson, Cody, The Shadow of a Figure of Light, 2024thesis
In Jung's Sermons the Syzygies are called pairs of opposites and some of them are enumerated in the text. Among these are: effective and ineffective; fullness and emptiness; living and dead… good and evil; beauty and ugliness; one and many.
Hoeller documents how Jung's Gnostic Syzygies constitute a systematic catalogue of the pairs of opposites, linking Jungian psychology to the ancient Gnostic tradition of binary emanations.
Hoeller, Stephan A., The Gnostic Jung and the Seven Sermons to the Dead, 1982supporting
Heraclitus… states that it is pervasive, as pervasive as the divine principle itself… 'justice is strife'. He states too that 'all things (the universe) come into being according to strife'… The opposites fight constantly. Each opposite may strive to get the upper hand but no opposite can.
Sullivan demonstrates that Heraclitus grounds his entire cosmology in the strife of opposites, anticipating the Jungian enantiodromia and the idea that balanced conflict is itself justice.
Sullivan, Shirley Darcus, Psychological and Ethical Ideas What Early Greeks Say, 1995supporting
The opposites 'pay a penalty and reparation to one another for their injustice according to the assessment of time'. The opposites, it appears, are guilty of injustice in the way they relate to one another.
Sullivan's reading of Anaximander reveals a moral-cosmological model in which opposites exist in perpetual cycles of transgression and restitution, the earliest philosophic articulation of what Jung would call enantiodromia.
Sullivan, Shirley Darcus, Psychological and Ethical Ideas What Early Greeks Say, 1995supporting
Hillman rejects oppositionalism as a basis for psychology… in any psychic event, the opposite can be regarded as already present: 'every psychic event is an identity of at least two positions.'
Samuels presents Hillman's post-Jungian critique of oppositionalism, arguing that the binary structure is a perspectival artifact and that psychic events already contain their opposites immanently.
Samuels, Andrew, Jung and the Post-Jungians, 1985supporting
Somehow life does, out of its total resources, find ways of satisfying opposites at once… the way to certainty lies through radical doubt; virtue signifies not innocence but the knowledge of sin and its overcoming.
McGilchrist, citing William James, argues that the ethical, spiritual, and practical dimensions of life can only be fulfilled by holding opposites together simultaneously rather than resolving them one-sidedly.
McGilchrist, Iain, The Matter with Things: Our Brains, Our Delusions, and the Unmaking of the World, 2021supporting
acknowledge that opposites require to be satisfied together: no single goal can be successfully pursued without due acknowledgment, and indeed acceptance of, its contrary.
McGilchrist presents the paradoxical logic of opposites as a practical and existential necessity, not merely a theoretical position.
McGilchrist, Iain, The Matter With Things: Our Brains, Our Delusions and the Unmaking of the World, 2021supporting
if the opposing forces in lyre or bow simply annulled one another, the string would go slack – no 'tonus' – and nothing, no flight of notes, no arrow's flight – could come from either. This is also, by the way, what is intended by the Golden Mean: not a flabby compromise, but a position in which taut synergy produces a dynamic equipoise.
McGilchrist uses the Heraclitean lyre and bow to argue that the creative power of opposites lies in their sustained tension, not their dissolution into mediocrity.
McGilchrist, Iain, The Matter with Things: Our Brains, Our Delusions, and the Unmaking of the World, 2021supporting
if the opposing forces in lyre or bow simply annulled one another, the string would go slack – no 'tonus' – and nothing, no flight of notes, no arrow's flight – could come from either.
Duplicate entry confirming the Heraclitean image of taut opposing forces as the condition of creative output.
McGilchrist, Iain, The Matter With Things: Our Brains, Our Delusions and the Unmaking of the World, 2021supporting
the numinosum is activated through the tension of psychological opposites… 'the problem of the opposites' in Psychological Types… which 'awakened in [him] the problem'
Peterson traces the origin of Jung's 'problem of the opposites' to Goethe's Faust and its systematic elaboration in Psychological Types, framing it as the entry point into depth-psychological spirituality.
Peterson, Cody, The Shadow of a Figure of Light, 2024supporting
Since the earliest times, then, the pairs of opposites have been the theme of men's thoughts. The next important philosopher we have to consider in connection with them is Heraclitus. He is singularly Chinese in his philosophy and is the only Western man who has ever really compassed the East.
Jung situates the pairs of opposites within a universal intellectual history, linking Heraclitus to Chinese thought as the twin ancient authorities on the problem.
Jung, C.G., Analytical Psychology: Notes of the Seminar Given in 1925, 1989supporting
the only panacea is found in a fusion of the opposites—exactly what Jung referred to when he encouraged Jaime to integrate his conception of the primitive in his quest to carve out a meaningful role for himself in Western culture.
Peterson argues that the 'fusion of the opposites' is the therapeutic and spiritual solution modelled by the alcoholic's recovery, making it a contemporary paradigm case of the Jungian coniunctio.
Peterson, Cody, The Shadow of a Figure of Light, 2024supporting
every person must suffer under the pairs of opposites forever… the battleground lies right where our opposing tendencies meet
Peterson frames the suffering entailed by the pairs of opposites as a universal condition of existence, with the Twelve Step context providing a modern, lived example.
Peterson, Cody, The Shadow of a Figure of Light, 2024supporting
Sustaining the Tension Between Opposites… through the image of a human being becoming a copper wire, I am trying to bring up into words a sensation that most of us have experienced in our childhood homes.
Bly translates the psychological concept of sustaining the tension of opposites into the experiential register of masculine development, using the metaphor of electrical conduction.
Bly, Robert, Iron John: A Book About Men, 1990supporting
Within this Apeiron 'all things' were formed, beginning from a set of basic opposites, 'hot' and 'cold'… Anaximander appears to have seen this universe, being 'all things', as essentially composed of a number of opposites.
Sullivan documents Anaximander's cosmological primacy of opposites, in which the Boundless differentiates itself into the universe through the separation and interaction of contrary principles.
Sullivan, Shirley Darcus, Psychological and Ethical Ideas What Early Greeks Say, 1995supporting
The unconscious always acts in a manner compensatory to consciousness. A dream does not bring up a figure diametrically opposed to the conscious standpoint. Rather, dream figures modify the ego position.
Nichols clarifies the Jungian distinction between true opposition and compensation, arguing that the unconscious relates to consciousness not as a mirror-opposite but as a complementary modifying force.
Nichols, Sallie, Jung and Tarot: An Archetypal Journey, 1980supporting
energy from reconciliation of, 188, 194, 277; metaphors of contrast, 279, 282; reconciliation of, 188; in spirituality, 29, 276, 278-79; union of, 270.
The Nietzsche Zarathustra seminar index confirms the systematic role of opposition, reconciliation, and union in Jung's analytical framework, cross-referenced with enantiodromia and the compensatory principle.
Jung, C.G., Nietzsche's Zarathustra: Notes of the Seminar Given in 1934-1939, 1988supporting
The first act of creation is therefore the separation of this divine couple, pushing them sufficiently apart so that a space is created for the rest of creation.
Edinger, via Egyptian cosmogony, frames the separation of World Parents as the primordial enactment of the principle of opposites: creation itself requires the differentiation of an original undivided unity.
Edinger, Edward F., Anatomy of the Psyche: Alchemical Symbolism in Psychotherapy, 1985supporting
paradoxes are generative. 'They are nothings', he wrote, in a spirit of deliberate paradox, 'therfore take heed of allowing any of them least you make another'.
McGilchrist, citing Donne and Heidegger on the productivity of paradox, provides a literary and philosophical context for understanding opposites as generative rather than merely conflictual.
McGilchrist, Iain, The Matter With Things: Our Brains, Our Delusions and the Unmaking of the World, 2021aside
The same thing cannot at the same time do or undergo opposites in the same respect and in relation to the same thing… The soul sometimes does or undergoes opposites in the same respect: it sometimes desires something and is at the same time averse to it.
Lorenz's account of Plato's argument for the tripartite soul treats the experience of simultaneous contrary impulses as the logical proof of psychic complexity, an anticipation of depth-psychological conflict theory.
Hendrik Lorenz, The Brute Within: Appetitive Desire in Plato and Aristotle, 2006aside