"The secret of realizing the greatest fruitfulness and the greatest enjoyment of existence is to live dangerously!"

"What is noble? To be able to be alone."

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

"The greatest danger for all higher men is that they are called to be judges and executioners of their own time."

"You must be ready to burn yourself in your own flame; how could you rise anew if you have not first become ashes?"