"Men are strong so long as they represent a strong idea they become powerless when they oppose it." — Sigmund Freud

Like the physical, the psychical is not necessarily in reality what it appears to us to be.

The psychical, whatever its nature may be, is itself unconscious.

Analogies, it is true, decide nothing, but they can make one feel more at home.

The liberty of the individual is no gift of civilization. It was greatest before there was any civilization.