"I started from the assumption that the energy of an oscillator is quantized. I did this in an act of desperation."

"The measure of a man is what he does with power."

"Truth never triumphs—its opponents just die out."

"A scientist is a man who tries to understand the world by experiment, and a philosopher is a man who tries to understand the world by thought."

"The creative scientist is one who can see things in a new way."