“Imagination is bigger than knowledge. Yet, facts are often bigger than imagination. We didn't imagine up a black hole. We found it. We didn't imagine up the Big Bang. If it really happened we found...”

“Science is about the desperate effort to catch up with the 13.7 billion year-old facts (give or take an eon or two).”

“His men had begun gathering the wounded or stunned into a small group some distance back up the slope. Here and there an animal or human stirred, but not many. There were few cries of pain or fear ...”

“There comes a point when you either embrace who and what you are, or condemn yourself to be miserable all your days. Other people will try to make you miserable; don't help them by doing the job yo...”

“A good science fiction story should be able to predict not the automobile but the traffic jam.”

“I do not know what I may appear to the world, but to myself I seem to have been only like a boy playing on the sea-shore, and diverting myself in now and then finding a smoother pebble or a prettie...”

“To know the history of science is to recognize the mortality of any claim to universal truth. ”

“The scientist only imposes two things, namely truth and sincerity, imposes them upon himself and upon other scientists.”

“We realized that among us, among all the races, we had a staggering fund of knowledge and of techniques - that working together, by putting together all this knowledge and capability, we could arri...”

“It seems to me, Golan, that the advance of civilization is nothing but an exercise in the limiting of privacy.”

“Science fiction at its best should be crazy and dangerous, not sane and safe.”