I am an atheist, out and out. It took me a long time to say it. I've been an atheist for years and years, but somehow I felt it was intellectually unrespectable to say that one is an atheist, because it assumed knowledge that one didn't have. Somehow it was better to say one was a humanist or agnostic. I don't have the evidence to prove that God doesn't exist, but I so strongly suspect that he doesn't that I don't want to waste my time.

No one suggests that writing about science will turn the entire world into a model of judgment and creative thought. It will be enough if they spread the knowledge as widely as possible.

In theory, there is nothing the computer can do that the human mind can not do. The computer merely takes a finite amount of data and performs a finite number of operations upon them. The human mind can duplicate the process

Pierre Curie, a brilliant scientist, happened to marry a still more brilliant one-Marie, the famous Madame Curie-and is the only great scientist in history who is consistently identified as the husband of someone else.

It is the writer who might catch the imagination of young people, and plant a seed that will flower and come to fruition.

I have never, in all my life, not for one moment, been tempted toward religion of any kind. The fact is that I feel no spiritual void. I have my philosophy of life, which does not include any aspect of the supernatural and which I find totally satisfying. I am, in short, a rationalist and believe only that which reason tells me is so.

It was childish to feel disappointed, but childishness comes almost as naturally to a man as to a child.