"He called the patent office 'that worldly cloister where I hatched my most beautiful ideas'."

"I am a deeply religious nonbeliever. This is a somewhat new kind of religion."

"I must confess that the degree of their brutality and cowardice came as something of a surprise."

"It is not that I'm so smart, but I stay with problems longer."

"The problems that exist in the world today cannot be solved by the level of thinking that created them."