Every extension of knowledge arises from making the conscious the unconscious.

A bad conscience is easier to cope with than a bad reputation.

What convinces is not necessarily true-it is merely convincing: a note for asses.

When one speaks of humanity, the idea is fundamental that this is something which separates and distinguishes man from nature. In reality, however, there is no such separation: "natural" qualities and those called truly "human" are inseparably grown together. Man, in his highest and noblest capacities, is wholly nature and embodies its uncanny dual character. Those of his abilities which are terrifying and considered inhuman may even be the fertile soil out of which alone all humanity can grow in impulse, deed, and work.

You tell me: 'Life is hard to bear.' But if it were otherwise why should ou have your pride in the morning nad your resignation in the evening?

Even the most beautiful scenery is no longer assured of our love after we have lived in it for three months, and some distant coast attracts our avarice: possessions are generally diminished by possession.

Life is a well of joy; but for those out of whom an upset stomach speaks, which is the father of melancholy, all wells are poisoned.