"The conflict between religion and science is inherent and (very nearly) zero-sum. The success of science often comes at the expense of religious dogma; the maintenance of religious dogma always comes at the expense of science."
"What we do in every other area of our lives (other than religion), is, rather than respect somebody's beliefs, we evaluate their reasons."
"If faith is what you have to go on, if faith is the link between your beliefs and the world at large, your beliefs are very likely to be wrong. Beliefs can be right or wrong. If you believe you can fly, that belief is only true if indeed you can fly. Somebody who thinks he can fly, and is wrong about it, will eventually discover there's a problem with his view of the world."
"We have a choice. We have two options as human beings. We have a choice between conversation and war. That's it. Conversation and violence. And faith is a conversation stopper."
"What I'm asking you to entertain is that there is nothing we need to believe on insufficient evidence in order to have deeply ethical and spiritual lives."
"We know enough at this moment to say that the God of Abraham is not only unworthy of the immensity of creation; he is unworthy even of man."