"God is a comedian playing to an audience that is too afraid to laugh."
— Voltaire

"The way to get good ideas is to get lots of ideas, and throw the bad ones away."
— Linus Pauling

"All truth passes through three stages. First, it is ridiculed. Second, it is violently opposed. Third, it is accepted as being self-evident. "
— Arthur Schopenhauer

"The arc of history is long, but it bends toward justice."
— Martin Luther King Jr.