The premise is called the plenitude principle.
"The principle of plenitude asserts that the universe contains all possible forms of existence."[1] You first see it in Plato's work like in the Cave Allegory. You can make a compelling argument that the plenitude principle was the precursor to the ideas of a multiverse and evolution.
The premise is called the plenitude principle. "The principle of plenitude asserts that the universe contains all possible forms of existence."[1] You first see it in Plato's work like in the Cave Allegory. You can make a compelling argument that the plenitude principle was the precursor to the ideas of a multiverse and evolution.
1. http://en.wikipedia.org/wiki/Principle_of_plenitude