Philosophy begins where religion ends, just as by analogy chemistry begins where alchemy runs out, and astronomy takes the place of astrology.

[E]xceptional claims demand exceptional evidence.

American author Mark Twain, while viewed as liberal and non-judgmental, did at times demonstrate both these characteristics. While his reasons for detesting the Christian faith are unclear, they seem to have been profound and deep-rooted. Having lambasted the founder of Christian Science, Mary Baker Eddy, in a later quote he referred to the Book of Mormon as "chloroform in print."

I say 'Merry Christmas' to people I don't know, or to people I know are Christians. I say 'Happy Hanukkah' to people I know to be or suspect to be Jewish. And I don't say 'Happy Kwanzaa,' because I think African Americans get enough insults all year round.

I have a strong constitution which has served me quite well, though if I hadn't had such a strong one I might have led a more healthy life perhaps.

Religion attacks us in our deepest integrity by saying we wouldn't be able to make a moral decision without it.

I have no time to waste on this planet being told what to do by those who think that God has given them instructions.