Woe to you, my Princess, when I come. I will kiss you quite red and feed you till you are plump. And if you are froward, you shall see who is the stronger, a gentle little girl who doesn't eat enough, or a big wild man who has cocaine in his body. -- A love letter from Freud to his fiancée.

The inclination to aggression constitutes the greatest impediment to civilization.

We have become convinced that it is better to avoid such symbolic disguisings of the truth in what we tell children and not to withhold from them a knowledge of the true state of affairs commensurate with their intellectual level.

Dreams are constructed from the residue of yesterday.

The individual does actually carry on a double existence: one designed to serve his own purposes and another as a link in a chain, in which he serves against, or at any rate without, any volition of his own.

The psychoanalysis of neurotics has taught us to recognize the intimate connection between wetting the bed and the character trait of ambition.

The ego is first and foremost a bodily ego; it is not merely a surface entity, but is itself the projection of a surface. If we wish to find an anatomical analogy for it we can best identify it with the 'cortical homunculus' of the anatomists, which stands on its head in the cortex, sticks up its heels, faces