Far from being demeaning to human spiritual values, scientific rationalism is the crowning glory of the human spirit. Of course you can use the products of science to do bad things, but you can use them to do good things too.
Richard DawkinsNext time that somebody tells you something is true, why not say to them: 'What kind of evidence is there for that?' And if they can't give you a good answer, I hope you'll think very carefully before you believe a word they say.
Richard DawkinsSuppose that there's a gene that makes you gay if you were bottle-fed but that has some completely different effect if you were breast-fed. So in the days before bottles were invented that gene would not have manifested itself as gay behavior, but now that bottles are common it can do so.
Richard Dawkins