Galileo Galilei Quotes About Opinions

Quotes about: Opinions

• In the sciences, the authority of thousands of opinions is not worth as much as one tiny spark of reason in an individual man.

  Galileo Galilei

  Men, Sparks, Tiny

  "Discoveries and Opinions of Galileo". Book by Stillman Drake (p. 134 - 135), 1957.

• In my studies of astronomy and philosophy I hold this opinion about the universe, that the Sun remains fixed in the centre of the circle of heavenly bodies, without changing its place; and the Earth, turning upon itself, moves round the Sun.

  Galileo Galilei

  Philosophy, Moving, Circles

• In regard to the philosophers, if they be true philosophers, i.e., lovers of truth, they should not be irritated that the earth moves. Rather, if they realize that they have held a false belief, they should thank those have shown them the truth; and if their opinion stands firm that the earth doesn't move, they will have reason to boast than be angered.

  Galileo Galilei

  Moving, Earth, Belief

• Showing a greater fondness for their own opinions than for truth, they sought to deny and disprove the new things which, if they had cared to look for themselves, their own senses would have demonstrated to them.

  Galileo Galilei

  Looks, Opinion, Cold

• They who depend upon manifest observations will philosophize better than those who persist in opinions repugnant to the senses.

  Galileo Galilei

  Opinion, Observation, Manifest

• I would beg the wise and learned fathers (of the church) to consider with all diligence the difference which exists between matters of mere opinion and matters of demonstration. ... [I]t is not in the power of professors of the demonstrative sciences to alter their opinions at will, so as to be now of one way of thinking and now of another. ... [D]emonstrated conclusions about things in nature of the heavens, do not admit of being altered with the same ease as opinions to what is permissible or not, under a contract, mortgage, or bill of exchange.

  Galileo Galilei

  Wise, Nature, Father

• The theologians also should not be irritated. For if they find that this opinion is false, then they would be free to condemn it; and if they discover that it is true, they ought to thank those who have opened the way to finding the true sense of the Scriptures and who have prevented them from falling into the grave scandal of condemning a true proposition.

  Galileo Galilei

  Fall, Would Be, Scandal

• I would beg the wise and learned fathers [of the church] to consider with all diligence the difference which exists between matters of mere opinion and matters of demonstration.

  Galileo Galilei

  Wise, Father, Differences

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