Even as a youngster, though, I could not bring myself to believe that if knowledge presented danger, the solution was ignorance.

When I die I won't go to heaven or hell; there will just be nothingness.

Science is a set of rules to keep us from telling lies to each other. All scientists really have is a reputation for telling the truth.

Of course there are worlds. Millions of them! Every star you see has worlds, and most of those you don't see.

[O]ur statesmen, our businessmen, our everyman must take on a science fictional way of thinking.

Scientific truth is beyond loyalty and disloyalty.

Things do change. The only question is that since things are deteriorating so quickly, will society and man's habits change quickly enough?