When good friends praise a gifted person he often appears to be delighted with them out of politeness and goodwill, but in reality he feels indifferent.

The reason adultery is immoral is that it might lead to marriage.

I believe only in French culture and consider everything in Europe that calls itself 'culture' a misunderstanding, not to speak of German culture.

Experience, as a desire for experience, does not come off. We must not study ourselves while having an experience.

That little hypocrites and half-crazed people dare to imagine that on their account the laws of nature are constantly broken; such an enhancement of every kind of selfishness to infinity, to impudence, cannot be branded with sufficient contempt. And yet Christianity owes its triumph to this pitiable flattery of personal vanity.

Great things demand that we either remain silent about them or speak in a great manner: in a great manner, that is-cynically and with innocence.

Morality is neither rational nor absolute nor natural. World has known many moral systems, each of which advances claims universality; all moral systems are therefore particular, serving a specific purpose for their propagators or creators, and enforcing a certain regime that disciplines human beings for social life by narrowing our perspectives and limiting our horizons.