Known Truths Quotes by Galileo Galilei

More Quotes by Galileo Galilei

Galileo Galilei has 106 quotes on this site. A few more worth reading:

• I do not think it is necessary to believe that the same God who has given us our senses, reason, and intelligence…
• I cannot but be astonished that Sarsi should persist in trying to prove by means of witnesses something that I may see…
• I therefore concluded, and decided unhesitatingly, that there are three stars in the heavens moving about Jupiter, as Venus and Mercury about…
• In my studies of astronomy and philosophy I hold this opinion about the universe, that the Sun remains fixed in the centre…
• Their vain presumption of knowing all can take beginning solely from their never having known anything; for if one has but once…
• Mathematics is the key and door to the sciences.
• Science proceeds more by what it has learned to ignore than what it takes into account.
• Two truths cannot contradict one another.
• I would beg the wise and learned fathers (of the church) to consider with all diligence the difference which exists between matters…
• But, because my private lectures and domestic pupils are a great hinderance and intteruption of my studies, I wish to live entirely…
• The Grand Duke [of Tuscany] ...after observing the Medicaean plants several times with me ... has now invited me to attach myself…
• Nature . . . is inexorable and immutable; she never transgresses the laws imposed upon her, nor cares a whit whether her…

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