A man is like a fraction whose numerator is what he is and whose denominator is what he thinks of himself. The larger the denominator, the smaller the fraction.

One may say with one's lips: “I believe that the world was created six thousand years ago;” or, “I believe that Jesus flew away into the skies and is sitting on the right hand of the Father;” or, “God is One, and also Three;” — but no one can believe it, because the words have no sense.

A writer is dear and necessary for us only in the measure of which he reveals to us the inner workings of his very soul.

It is easier to produce ten volumes of philosophical writings than to put one principle into practice.

I think that when you remember, remember, remember everything like that, you could go on until you remember what was there before you were in the world.

The best thoughts most often come in the morning after waking, while still in bed or while walking.

Without knowing what I am and why I am here, life is impossible.