More quotes by Aristotle

"A friend to all is a friend to none."
"Learning is an ornament in prosperity, a refuge in adversity, and a provision in old age."
"The secret to humor is surprise."
"Youth is easily deceived because it is quick to hope."
"The female is, as it were, a mutilated male, and the catamenia are semen, only not pure; for there is only one thing they have not in them, the principle of soul."