"The universe is a cruel and unforgiving place."

"Some people say I have a chip on my shoulder but it is actually my chin."

"The human failing I would most like to correct is aggression. It may have had survival advantage in caveman days, to get more food, territory or partner with whom to reproduce, but now it threatens to…"

"Replace you. You are not funny."

"The human race is a single genetic stock, and we are all brothers and sisters. It's time that we started to act like it."