“Attend me. How do you prove that there are eggs in a bird’s nest? Don’t strain your gray matter: go climb the tree and find out. There is no other way.”
Source: Time for the Stars (1956), Chapter 8, “Relativity” (p. 82)
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Robert A. Heinlein 557
American science fiction author 1907–1988Related quotes

“The bird fights its way out of the egg. The egg is the world.”
Source: Demian (1919), p. 166
Variant translation: The bird is struggling out of the egg. The egg is the world. Whoever wants to be born must first destroy a world. The bird is flying to God. The name of the God is called Abraxas.
As translated by W. J. Strachan
Context: The bird fights its way out of the egg. The egg is the world. Who would be born must first destroy a world. The bird flies to God. The God's name is Abraxas.
As quoted in "How Dinosaurs Loved: An Interview with Dr. Mark Norell on Dino Relations" http://motherboard.vice.com/blog/t-rexxx-how-dinosaurs-lived-loved-and-tasted-q-a-with-dr-mark-norell-american-museum-of-natural-history, Vice (March 20, 2012)

[David, Horowitz, http://archive.frontpagemag.com/readArticle.aspx?ARTID=17895, If You Would Rather Be Right Than President . . . Find Something Else To Do, FrontPageMagazine.com, June 3, 2003, 2016-02-12]
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