The world will not be inherited by the strongest, it will be inherited by those most able to change. Nothing exists for itself alone, but only in relation to other forms of life.

Charles Robert Darwin (1809 CE-1882 CE), Charles Robert Darwin was an English naturalist, geologist and biologist, widely known for his contributions to evolutionary biology. His proposition that all species of life have descended from a common ancestor is now generally accepted and considered a fundamental concept in science.