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Quotations by author » Galileo Galilei
Italian natural Philosopher, Astronomer and Mathematician who made fundamental contributions to the development of the scientific method and to the sciences of motion, astronomy and strength of materials. 1564-1642
Quotes: 1 - 20 of 39 Pages: 1 2 Next Last
All truths are easy to understand once they are discovered; the point is to discover them.
DiscoveryTruthUnderstanding
Among the great men who have philosophized about [the action of the tides], the one who surprised me most is Kepler. He was a person of independent genius, [but he] became interested in the action of the moon on the water, and in other occult phenome
Uncategorized
And who can doubt that it will lead to the worst disorders when minds created free by God are compelled to submit slavishly to an outside will? When we are told to deny our senses and subject them to the whim of others? When people devoid of whatsoever competence are made judgesover experts and are granted authority to treat them as they please?These are the novelties which are apt to bring about the ruin ofcommonwealths and the subversion of the state.
DoubtMankindReligion
And yet Its still moves
Uncategorized
But of all other stupendous inventions, what sublimity of mind must have been his who conceived how to communicate his most secret thoughts to any other person, though very far distant, either in time or place? And with no greater difficulty than the various arrangement of two dozen little signs upon paper? Let this be the seal of all the admirable inventions of man.
Uncategorized
By denying scientific principles, one may maintain any paradox.
Principles
Doubt is the father of invention.
DoubtInventions
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.
Facts
Having been admonished by this Holy Office [the Inquisition] entirely to abandon the false opinion that the Sun was the center of the universe and immovable, and that the Earth was not the center of the same and that it moved... I abjure with a since
Uncategorized
I abjure with a sincere heart and unfeigned faith, I curse and detest the said errors and heresies, and generally all and every error and sect contrary to the Holy Catholic Church
Uncategorized
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.
BeliefGodIntelligenceReasonSenses
I have never met a man so ignorant that I couldn't learn something from him.
Learning
I mentally conceive of some movable projected on a horizontal plane all impediments being put aside. Now it is evident ... that the equable motion on this plane would be perpetual if the plane were of infinite extent; but if we assume it to be ended,
Uncategorized
I think that in the discussion of natural problems we ought to begin not with the Scriptures, but with experiments, and demonstrations.
BeginningProblems
I wish, my dear Kepler, that we could have a good laugh together at the extraordinary stupidity of the mob. What do you think of the foremost philosophers of this University? In spite of my oft-repeated efforts and invitations, they have refused, wit
Uncategorized
If I were again beginning my studies, I would follow the advice of Plato and start with mathematics.
MathematicsStudy
In questions of science, the authority of a thousand is not worth the humble reasoning of a single individual.
Science
Infinities and indivisibles transcend our finite understanding, the former on account of their magnitude, the latter because of their smallness; Imagine what they are when combined.
Understanding
It is surely harmful to souls to make it a heresy to believe what is proved.
Uncategorized
It is very pious to say and prudent to affirm that the holy Bible can never speak untruth -- whenever its true meaning is understood. But I believe nobody will deny that it is often very abstruse, and may say things which are quite different from wha
ReligionTruthUnderstanding
Quotes: 1 - 20 of 39 Pages: 1 2 Next Last
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