All of us have bad luck and good luck. The man who persists through the bad luck — who keeps right on going — is the man who is there when the good luck comes — and is ready to receive it. – Robert Collier
I have been studying the traits and dispositions of the “lower animals” (so called) and contrasting them with the traits and dispositions of man. I find the result humiliating to me. – Mark Twain, Letters from the Earth, 1907