A woman may very well form a friendship with a man, but for... - Friedrich Nietzsche

"The man of knowledge must be able not only to love his enemies but also to hate his friends."

"It is hard enough to remember my opinions, without also remembering my reasons for them!"

"Amor Fati – “Love Your Fate”, which is in fact your life."

"The tragedy is that we cannot believe the dogmas of religion and metaphysics if we have the strict methods of truth in heart and head, but on the other hand, we have become through the development of humanity so tenderly suffering that we need the highest kind of means of salvation and consolation: whence arises the danger that man may bleed to death through the truth that he realises."

"In individuals, insanity is rare; but in groups, parties, nations and epochs, it is the rule."