"I believe that there is a way to make the world better, and that we have a responsibility to find it."

"Every man of science has some favorite hypothesis which he cultivates, and with which he is so intimately bound up, that he would be glad to see it universally adopted."

"I am convinced that we can abolish war, and that we must do so if we are to survive."

"A good scientist thinks logically and accurately when conditions call for logical and accurate thinking—but so does any other good worker when he has a sufficient number of well-founded facts to serve…"

"The only way to get a good idea is to get a lot of ideas and throw the bad ones away."