the doves are the emotions of images, the animal in the air, in the mind, the mind as winged animal; and they are the excitation and tenderness released by imagining.
Hillman argues that alchemical doves represent the affective dimension of imagination itself — neither raw emotion nor pure intellect, but the mediating power of fantasy, identified with the transcendent function and the active engagement of Diana's lunar images.
, Alchemical Psychology, 2010thesis