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Galileo Galilei quotes

English (12)

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“But I do not feel obliged to believe that the same God who has endowed us with senses, reason and intellect has intended us to forego their use and by some other means to give us knowledge which we can attain by them.” Galileo Galilei, Letter to the Grand Duchess Christina of Tuscany
“Who indeed will set bounds to human ingenuity? Who will assert that everything in the universe capable of being perceived is already discovered and known?” Galileo Galilei, Letter to the Grand Duchess Christina of Tuscany
“This is one of the difficulties which arise when we attempt, with our finite minds, to discuss the infinite, assigning to it those properties which we give to the finite and limited; but this I think is wrong, for we cannot speak of infinite...” Galileo Galilei, Dialogue Concerning the Two Chief World Systems
“Those truths which we know are very few in comparison with those which we do not know.” Galileo Galilei, Letter to the Grand Duchess Christina of Tuscany
“To me, a great ineptitude exists on the part of those who would have it that God made the universe more in proportion to the small capacity of their reason than to His immense, His infinite, power.” Galileo Galilei, Dialogue Concerning the Two Chief World Systems
“For anyone who had experienced just once the perfect understanding of one single thing, and had truly tasted how knowledge is accomplished, would recognize that of the infinity of other truths he understands nothing.” Galileo Galilei, Dialogue Concerning the Two Chief World Systems
“Please observe, gentlemen, how 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.” Galileo Galilei, Dialogue Concerning the Two Chief World Systems
“Despite his open and acute mind, and though he has at his fingertips the motions attributed to the earth, he has nevertheless lent his ear and his assent to the moon's dominion over the waters, to occult properties, and to such puerilities.” Galileo Galilei, Dialogue Concerning the Two Chief World Systems
“But with regard to those few which the human intellect does understand, I believe that its knowledge equals the Divine in objective certainty, for here it succeeds in understanding necessity, beyond which there can be no greater sureness.” Galileo Galilei, Dialogue Concerning the Two Chief World Systems
“See now the power of truth; the same experiment which at first glance seemed to show one thing, when more carefully examined, assures us of the contrary.” Galileo Galilei, Dialogue Concerning the Two Chief World Systems
“I am quite convinced; and, believe me, if I were again beginning my studies, I should follow the advice of Plato and start with mathematics, a science which proceeds very cautiously and admits nothing as established until it has been rigidly...” Galileo Galilei, Dialogue Concerning the Two Chief World Systems
“This being granted we must say that there are as many squares as there are numbers because they are just as numerous as their roots, and all the numbers are roots.” Galileo Galilei, Dialogue Concerning the Two Chief World Systems

Related topics

God humility infinite knowledge truth understanding reason universe science discovery power senses explanation simplicity beauty mathematics certainty infinity conviction limit

Related sources

Dialogue Concerning the Two Chief World Systems (9)
Letter to the Grand Duchess Christina of Tuscany (3)