The irrationality of disgust suggests it is unreliable as a source of moral insight. There may be good arguments against gay marriage, partial-birth abortions and human cloning, but the fact that some people find such acts to be disgusting should carry no weight.

I don't doubt that the explanation for consciousness will arise from the mercilessly scientific account of psychology and neuroscience, but, still, isn't it neat that the universe is such that it gave rise to conscious beings like you and me?

Modern science tells us that the conscious self arises from a purely physical brain. We do not have immaterial souls.

Paul Bloom Quotes