Wherever on earth the religious neurosis has appeared we find it tied to three dangerous dietary demands: solitude, fasting, and sexual abstinence.

There is nothing we like to communicate to others as much as the seal of secrecy together with what lies under it.

The highest type of free men should be sought where the highest resistance is constantly overcome: five steps from tyranny, close to the threshold of the danger of servitude.

When a man is ill his very goodness is sickly.

To become the founder of a new religion one must be psychologically infallible in one's knowledge of a certain average type of souls who have not yet recognized that they belong together.

To live alone one must be a beast or a god, says Aristotle. Leaving out the third case: one must be both - a philosopher.

Among the wealthy, generosity is often merely a kind of shyness.