Galileo Galilei Quotes (40 quotes)
“All truths are easy to understand once they are discovered; the point is to discover them.”
This quote is a paraphrase of a conversation between two characters in Galileo's book "Dialogue Concerning the Two Chief World Systems" (1632): "SALVIATI: Now you see how easy it is to understand. / SAGREGO: So are all truths, once they are discovered."
Paraphrase. Dialogue Concerning the Two Chief World Systems (1632), "The First Day"
“Facts which at first seem improbable will, even on scant explanation, drop the cloak which has hidden them and stand forth in naked and simple beauty.”
Dialogues Concerning Two New Sciences by Galileo Galilei, translated by Henry Crew and Alfonso De Salvio, Cosimo, Inc., 2010 edition, p. 5, "First Day" - ISBN: 9781616401894
“I do not feel obliged to believe that the same God who has endowed us with sense, reason, and intellect has intended us to forgo their use.”
Letter to the Grand Duchess Christina (1615)
Attributed. Earliest attribution found: The Story of Civilization: The Age of Reason Begins, 1558-1648 (1935) by Will Durant, p. 605
“I think that in the discussion of natural problems we ought to begin not with the Scriptures, but with experiments, and demonstrations.”
Recantation (June 22, 1633). Reported in: "The Encyclopædia Britannica, or, Dictionary of arts, sciences, and general literature, Volume 10" (1856), p. 377
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Picture Source: Wikimedia CommonsGalileo Galilei
Born: February 15, 1564
Died: January 8, 1642 (aged 77)
Bio: Galileo Galilei, was an Italian physicist, mathematician, astronomer, and philosopher who played a major role in the Scientific Revolution. His achievements include improvements to the telescope and consequent astronomical observations and support for Copernicanism.