The genitals themselves have not undergone the development of the rest of the human form in the direction of beauty.

What good to us is a long life if it is difficult and barren of joys, and if it is so full of misery that we can only welcome death as a deliverer?

The more the fruits of knowledge become accessible to men, the more widespread is the decline of religious belief.

[The child receives impressions like] a photographic exposure that can be developed after any interval of time and transformed into a picture.

When a love-relationship is at its height there is no room left for any interest in the environment; a pair of lovers are sufficient to themselves

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

Flowers are restful to look at. They have neither emotions nor conflicts.