When a person's religious beliefs cause him to deny the evidence of science, or for whom public policy morphs into a battle with the devil, shouldn't that be a subject for discussion and debate?

The lack of understanding of something is not evidence for God. It's evidence of a lack of understanding.

The purpose of education is not to validate ignorance but to overcome it.

I like to say that while antimatter may seem strange, it is strange in the sense that Belgians are strange. They are not really strange; it is just that one rarely meets them.

Without science, everything is a miracle.

As a scientist, I don't believe anything. Science shouldn't use the word belief. There are things more likely and less likely. Science can say nothing with absolute certainty.

[The writers of the holy books] did not even know the earth revolves around the sun. Why are we listening?

Forget Jesus. The stars died so that you could be here today.

Keeping religion immune from criticism is both unwarranted and dangerous.

Whatever the evolutionary basis of religion, the xenophobia it now generates is clearly maladaptive.

It is a shame when nonsense can substitute for fact with impunity.

If they're not willing to explore beyond the realm of their safety, certainty, and comfort, they will never know if their fantasies are true.

No matter how kind you are, always expect a few imbeciles.

If you ever walk down a path surrounding by negative energy, look for the fork in the path then cross over to the positive side.

Photos which captures human sadness are the noblest and the most meaningful of all the photos!

Worrying about outcomes over which I have no control is punishing myself before the universe has decided whether I ought to be punished.

And me, myself personally, in order for there to be any kind of longevity there's gotta be some history.

Everyone must go through all experiences but they need not go through them all in reality -they can do it vicariously, by imagination.

Nothing symbolizes American strength and vigor more than another unaccountable Washington bureaucrat.

There's no such thing as history, only historians. That's how we know about the past.

We are weakened and we are tired, but we are not done yet.