The measure of intelligence is the ability to change. - Albert Einstein

"Anyone who doesn't take truth seriously in small matters cannot be trusted in large ones either."

"The right to search for the truth implies also a duty; one must not conceal any part of what one has recognized to be the truth."

"Never memorize something that you can look up."

"Two things are infinite: the universe and human stupidity; and I'm not sure about the universe."

"Play is the highest form of research."