It is a great injustice to persecute homosexuality as a crime, and cruelty too

Intelligence will be used in the service of the neurosis.

Dreams are the guardians of sleep and not its disturbers.

The facts which have caused us to believe in the dominance of the pleasure principle in mental life also find expression in the hypothesis that the mental apparatus endeavours to keep the quantity of excitation present in it as low as possible or at least to keep it constant.

Civilization began the first time an angry person cast a word instead of a rock.

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

Religion [is] the universal obsessional neurosis of humanity