The quest for certainty blocks the search for meaning. Uncertainty is the very condition to impel man to unfold his powers.

Man is the only animal for whom his own existence is a problem which he has to solve and from which he cannot escape.

Temperament refers to the mode of reaction and is constitutional and not changeable; character is essentially formed by a person's experiences, especially of t…

The successful revolutionary is a statesman, the unsuccessful one a criminal.

There do exist enquiring minds, which long for the truth of the heart, seek it, strive to solve the problems set by life, try to penetrate to the essence of th…

The criterion which we use to test the genuineness of apparent statements of fact is the criterion of verifiability. We say that a sentence is factually signif…

For me, reason is the natural organ of truth; but imagination is the organ of meaning. Imagination, producing new metaphors or revivifying old, is not the caus…