It's no accident that glowing eyes around a campfire make our hearts jump: some fears are the lingering result of natural selection. (discovermagazine.com)
the point of this was faith if you can't prove that a change in the genetic composition of a population during successive generations, as a result of natural selection acting on the genetic variation among individuals, and resulting in the development of new species happened (i.e. the missing link) then you are using a faith system (religion.blogs.cnn.com)
What we call «conscience» was also the result of natural selection. (firstthings.com)