The real issue is not whether two and two make four or whether two and two make five, but whether life advances by men who love words or by men who love living.

The outsider is not sure who he is. He has found an “I”, but it is not his true “I”.’ His main business is to find his way back to himself.

Man is the only animal who is prone to insanity.

Isaiah Berlin once said that there are two kinds of writers, hedgehogs and foxes. He said the fox knows many things, the hedgehog knows just one thing. So Shakespeare is a typical fox; Tolstoy and Dostoyevsky are typical hedgehogs. Now, I'm a typical hedgehog. I know just one thing, and I repeat it over and over again. I try to approach it from different angles to make it look different, but it's the same thing.

Too much success gets you resting on your laurels and creates a kind of quicksand that you can't get out of.

Now the basic impulse behind existentialism is optimistic, very much like the impulse behind all science. Existentialism is romanticism, and romanticism is the feeling that man is not the mere he has always taken himself for. Romanticism began as a tremendous surge of optimism about the stature of man. Its aim - like that of science - was to raise man above the muddled feelings and impulses of his everyday humanity, and to make him a god-like observer of human existence.

Now individual consciousness, as typified in human beings, has great advantages and great disadvantages. Individuality means a narrowing, and narrowness can be useful. It is good for close-up work. We have invented the magnifying glass and the microscope to narrow our vision, because narrowness makes for precision. But narrowness also makes for a failure of purpose, for exhaustion of the will; for purpose depends upon a broad vision, a clear sight of one's objective.