[Allocator2008]

Precisely. It is not the strongest nor the smartest often that survive, but the best adapted. Dawkins has made this point himself, in that the genes which survive are the "mediocre" genes, genes that tend to do well in the "average" of their environments. Evolution is more likely to produce spineless wonders like T.S. Eliot's J. Alfred Prufrock than Superman, roughly speaking, because Prufrock, dipshit though he may be, is adapted to the meine of his environs.