Despite all that education and experience can do, I retain a certain level of unsophistication that I cannot eradicate and that my friends find amusi….

Suppose we were to teach creationism. What would be the content of the teaching? Merely that a creator formed the universe and all species of life re….

One would suppose that the battle for religious liberty was won in the United States two hundred years ago. However, in the time since, and right now….

It is the chief characteristic of the religion of science that it works..

Naturally, there's got to be a limit for I don't expect to live forever, but I do intend to hang on as long as possible..

The intelligent man is never bored..

However, I continue to try and I continue, indefatigably, to reach out. There's no way I can single-handedly save the world or, perhaps, even make a ….

Man's greatest asset is the unsettled mind..

There's so much knowledge to be had that specialists cling to their specialties as a shield against having to know anything about anything else. They….

They won't listen. Do you know why? Because they have certain fixed notions about the past. Any change would be blasphemy in their eyes, even if it w….

It's just science fiction so it's allowed to be silly, and childish, and stupid. It's just science fiction, so it doesn't have to make sense. It's ju….

[Social] science fiction is that branch of literature which is concerned with the impact of scientific advance on human beings..

Do not forget that a traitor within our ranks, known to us, can do more harm to the enemy than a loyal man can do good to us..

Properly read, the Bible is the most potent force for atheism ever conceived..

Custom is second nature. Be accustomed to a bald head, sufficiently accustomed, and hair on it would seem monstrous..

Married life had taught Toran the futility of arguing with a female in a dark-brown mood..

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….

Dreams may be impossible, yet still be dreamed..

In life, people will take you at your own reckoning..

Today's science fiction is tomorrow's science fact..

The Three Laws of Robotics: 1: A robot may not injure a human being or, through inaction, allow a human being to come to harm; 2: A robot must obey t….