These terrible sociologists, who are the astrologers and alchemists of our twentieth century.

He who loves his neighbor burns his heart, and the heart, like green wood, groans when it burns, and distills itself in tears. There is no point in taking opium; it is better to put salt and vinegar in the soul's wound, for if you fall asleep and no longer feel the pain, then you no longer exist. And the point is to exist.

What is vanity but the longing to survive?

Only in solitude do we find ourselves; and in finding ourselves, we find in ourselves all our brothers in solitude.

Life is doubt, and faith without doubt is nothing but death.

A man does not die of love or his liver or even of old age; he dies of being a man.

All knowledge has an ultimate goal. Knowledge for the sake of knowledge is, say what you will, nothing but a dismal begging of the question.