Rationality tied to moral decency is the most powerful joint instrument for good that our planet has ever known.

Mysteries once thought to be supernatural or paranormal happenings - such as astronomical or meteorological events - are incorporated into science once their causes are understood.

People have a hard time accepting free-market economics for the same reason they have a hard time accepting evolution: it is counterintuitive. Life looks intelligently designed, so our natural inclination is to infer that there must be an intelligent designer--a God. Similarly, the economy looks designed, so our natural inclination is to infer that we need a designer--a government. In fact, emergence and complexity theory explains how the principles of self-organization and emergence cause complex systems to arise from simple systems without a top-down designer.

Religious faith depends on a host of social, psychological and emotional factors that have little or nothing to do with probabilities, evidence and logic.

Humans evolved brains that are pattern-recognition machines, adept at detecting signals that enhance or threaten survival amid a very noisy world. ... But there is only one surefire method of proper pattern recognition, and that is science.

I am an atheist. There, I said it. Are you happy, all you atheists out there who have remonstrated with me for adopting the agnostic moniker? If "atheist" means someone who does not believe in God, then an atheist is what I am. But I detest all such labels. Call me what you like - humanist, secular humanist, agnostic, nonbeliever, nontheist, freethinker, heretic, or even bright. I prefer skeptic.

In the long run, it is better to understand the way the world really is rather than how we would like it to be.