“How do I work? I grope.”
“Never lose a holy curiosity.”
“God is clever, but not dishonest.”
“God always takes the simplest way.”
“Love is a better teacher than duty.”
“The legs are the wheels of creativity.”
“God does not play dice with the universe.”
“The man of science is a poor philosopher.”
“The only real valuable thing is intuition.”
“The only source of knowledge is experience.”
“You can't blame gravity for falling in love.”
“The environment is everything that isn't me.”
“In the middle of difficulty lies opportunity.”
“When the solution is simple, God is answering.”
“Politics is far more complicated than physics.”
“It is theory that decides what can be observed.”
“An empty stomach is not a good political advisor.”
“I never think of the future. It comes soon enough.”
“It is only to the individual that a soul is given.”
“To know is nothing at all; to imagine is everything.”
“If the facts don't fit the theory, change the facts.”
“Intellectuals solve problems; geniuses prevent them.”
“You cannot simultaneously prevent and prepare for war.”
“I can't believe that God plays dice with the universe.”
“If we knew what we were doing it wouldn't be research.”
“It is a miracle that curiosity survives formal education.”
“Education is the progressive realization of our ignorance.”
“A person who never made a mistake never tried anything new.”
“Only a life lived in the service to others is worth living.”
“Sometimes one pays most for the things one gets for nothing.”