Hold a true friend with both your hands.

Nihilism: any aim is lacking, any answer to the question "why" is lacking. What does nihilism mean?--that the supreme values devaluate themselves.

Once the decision has been made, close your ear even to the best counter argument: sign of a strong character. Thus an occasional will to stupidity.

When there is a choice about it, a great sacrifice is preferable to a small sacrifice, because we compensate ourselves for a greatone with self-admiration, which is not possible with a small one.

Does not the discipline of the scientific spirit just commence when one no longer harbours any conviction?

If a man has character, he has also his typical experience, which always recurs.

When we have to change our mind about a person, we hold the inconvenience he causes us very much against him.