Evolution explains our biological evolution, but human beings are very unique creatures. As the Dobzhansky said, all animals are unique; humans are the uniquest. And that uniqueness of being human, language, art, culture, our dependency on culture for survival, comes from the combination of traditional biological evolution.
I regret to say that my hand did, in fact, have an improper relationship with Chelsea Clinton. The incident represents a profound lapse of judgment for which my hand takes sole responsibility.