There are only two forces that can carry light to all the corners of the globe ... the sun in the heavens and the Associated Press down here.
(Mark Twain [Samuel Langhorne Clemens] (1835-1910), U.S. author. Speech, September 18, 1906, to Associated Press, New York City. "Spelling and Pictures," Mark Twain's Speeches, ed. Albert Bigelow Paine (1923).)
That the sun will not rise to-morrow is no less intelligible a proposition, and implies no more contradiction, than the affirmation, that it will rise.
(David Hume (1711-1776), Scottish philosopher. Enquiries Concerning the Human Understanding and Concerning the Principles of Morals, sect. 4 ("Sceptical Doubts Concerning the Operations of the Understanding"), part 1, p. 25, ed. L. Selby-Bigge, M.A., London, Oxford University Press (1902).
From "An Enquiry Concerning Human Understanding.")