Science is not the affirmation of a set of beliefs but a process of inquiry aimed at building a testable body of knowledge constantly open to rejection or confirmation. In science, knowledge is fluid and certainty fleeting. That is at the heart of its limitations. It is also its greatest strength.

Accepting evolution does not force us to jettison our morals and ethics, and rejecting evolution does not ensure their constancy.

People believe in God because we are pattern-seeking, storytelling, mythmaking, religious, moral animals.

The price of liberty is, in addition to eternal vigilance, eternal patience with the vacuous blather occasionally expressed from behind the shield of free speech.

I care what is actually true, even more than what I hope is true.

Dualists hold that body and soul are separate entities and that the soul will continue beyond the existence of the physical body.

When alien abductees recount to me their stories, I do not deny that they had a real experience.