When I say that human beings are just gene machines, one shouldnt put too much emphasis on the word just. There is a very great deal of complication, and indeed beauty in being a gene machine. – Richard Dawkins
Design can never be an ultimate explanation for anything. It can only be a proximate explanation. A plane or a car is explained by a designer but thats because the designer himself, the engineer, is explained by natural selection. – Richard Dawkins