"Man is something that shall be overcome. Man is a rope, tied between beast and overman - a rope over an abyss."
"An insincere and evil friend is more to be feared than a wild beast; a wild beast may wound your body, but an evil friend will wound your mind."
"Nature teaches beasts to know their friends."
"He who makes a beast out of himself gets rid of the pain of being a man."
"In all of us, even in good men, there is a lawless wild-beast nature, which peers out in sleep."
"He who is unable to live in society, or who has no need because he is sufficient for himself, must be either a beast or a god."
"Truly man is the king of beasts, for his brutality exceeds them. We live by the death of others. We are burial places."
"Without feelings of respect, what is there to distinguish men from beasts?"
"The angel is free because of his knowledge, the beast because of his ignorance. Between the two remains the son of man to struggle."