A man's heterosexuality will not put up with any homosexuality, and vice versa.

I cannot face with comfort the idea of life without work; work and the free play of the imagination are for me the same thing, I take no pleasure in anything else.

Dreams are often most profound when they seem the most crazy.

There is no doubt that the resistance of the conscious and unconscious ego operates under the sway of the pleasure principle: it seeks to avoid the unpleasure which would be produced by the liberation of the repressed.

Men are more moral than they think and far more immoral than they can imagine.

It is a predisposition of human nature to consider an unpleasant idea untrue, and then it is easy to find arguments against it.

The mind is like an iceberg, it floats with one-seventh of its bulk above water.