Psychoanalysis is that mental illness for which it regards itself as therapy.

Experiences are savings which a miser puts aside. Wisdom is an inheritance which a wastrel cannot exhaust.

Ideas are transplanted by splitting, thoughts by sprouting.

It is not true that one cannot live without a woman. It is simply that one cannot have lived without one.

The development of technology will leave only one problem: the infirmity of human nature.

I had a terrible vision: I saw an encyclopedia walk up to a polymath and open him up.

Ingratitude is often disproportionate to the benefaction received.