“Of course there are worlds. Millions of them! Every star you see has worlds, and most of those you don't see.”
Source: Pebble in the Sky
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Isaac Asimov 303
American writer and professor of biochemistry at Boston Uni… 1920–1992Related quotes

“Conversation Between D’Alembert and Diderot”, as quoted in Selected Writings (1966) edited by Lester G. Crocker, and The Enlightenment and the Intellectual Foundations of Modern Culture (2004) by Louis K Dupré, p. 30
Variant translation: See this egg. It is with this that all the schools of theology and all the temples of the earth are to be overturned.
As quoted in Diderot, Reason and Resonance (1982) by Élisabeth de Fontenay, p. 217
D’Alembert’s Dream (1769)
Context: Do you see this egg? With this you can topple every theological theory, every church or temple in the world. What is it, this egg, before the seed is introduced into it? An insentient mass. And after the seed has been introduced to into it? What is it then? An insentient mass. For what is the seed itself other than a crude and inanimate fluid? How is this mass to make a transition to a different structure, to sentience, to life? Through heat. And what will produce that heat in it? Motion.

Obviously, they weren't there, so how could they really know everything about them?
Dinosaurs for Kids (2009), p. 14 http://books.google.com/books?id=_2AzUyAj0HQC&pg=PA14

Said about Absinthe https://en.wikipedia.org/wiki/Absinthe. Quoted in “Letters to the Sphinx from Oscar Wilde: With Reminiscences of the Author" by Ada Leverson (London: Duckworth, 1930)

1860s, A Liberal Education and Where to Find It (1868)
Source: Into the Green (1993), p. 26; This has also been misquoted as "The few wonders of the world only exist while there are those with the sight to see them."

“You see demons in the eyes of the world, and the world sees a bottomless pit in yours.”
Source: Challenger Deep