"I would say that one of the things that encouraged me so much when I became elected to the leadership was the letters I received from fathers of daughters, saying that, 'My daughter can now do many more things because of what you did.'"

"A thousand years ago, everybody knew the Earth was the center of the universe. Five hundred years ago, they knew the Earth was flat. Fifteen minutes ago, you knew we humans were alone on it. Imagine what you'll know tomorrow."

"A little knowledge is a dangerous thing. Drink deep, or taste not the Pierian spring."

"A sarcastic person is a person who is not only witty but also wise."

"An eye for an eye only ends up making the whole world blind."

"Angry people are not always wise."