"Science is but a perversion of itself unless it has as its ultimate goal the betterment of humanity."

"What one man calls God, another calls the laws of physics."

"The greatest good for the greatest number is the only goal worth striving for."

"I have been so absorbed in my work that I have neglected my personal life."

"I consider myself a very fortunate man, because I have been able to devote my entire life to the pursuit of knowledge and the service of humanity."