You cannot teach a man anything; you can only help him find it within himself.
– Galileo Galilei
Wine is sunlight, held together by water.
– Galileo Galilei
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.
– Galileo Galilei
Passion is the genesis of genius.
– Galileo Galilei
In my opinion nothing occurs contrary to nature except the impossible, and that never occurs.
– Galileo Galilei
I would say here something that was heard from an ecclesiastic of the most eminent degree: That the intention of the Holy Ghost is to teach us how one goes to heaven, not how the heaven goes.
– Galileo Galilei
And yet – it moves.
– Galileo Galilei
Philosophy is written in that great book which ever lies before your eyes – I mean the universe… This book is written in mathematical language and its characters are triangles, circles and other geometrical figures, without whose help… one wanders in vain through a dark labyrinth.
– Galileo Galilei
There are those who reason well, but they are greatly outnumbered by those who reason badly.
– Galileo Galilei
In questions of science, the authority of a thousand is not worth the humble reasoning of a single individual.
– Galileo Galilei
I have never met a man so ignorant that I couldn’t learn something from him.
– Galileo Galilei
It vexes me when they would constrain science by the authority of the Scriptures, and yet do not consider themselves bound to answer reason and experiment.
– Galileo Galilei
The sun, with all those planets revolving around it and dependent on it, can still ripen a bunch of grapes as if it had nothing else in the universe to do.
– Galileo Galilei
The Bible shows the way to go to heaven, not the way the heavens go.
– Galileo Galilei
All truths are easy to understand once they are discovered; the point is to discover them.
– Galileo Galilei
Mathematics is the language with which God has written the universe.
– Galileo Galilei
Who knows but men will reduce me from the profession of a philosopher to that of historian of the Inquisition!
– Galileo Galilei
It is surely harmful to souls to make it a heresy to believe what is proved.
– Galileo Galilei
I have loved the stars too fondly to be fearful of the night.
– Galileo Galilei
In time you may discover everything that can be discovered, and still your progress will only be progress away from humanity. The distance between you and them can one day become so great that your joyous cry over some new gain could be answered by an universal shriek of horror.
– Galileo Galilei
Mathematics is the key and door to the sciences.
– Galileo Galilei
If you could see the earth illuminated when you were in a place as dark as night, it would look to you more splendid than the moon.
– Galileo Galilei
Measure what can be measured, and make measurable what cannot be measured.
– Galileo Galilei
With regard to matters requiring thought: the less people know and understand about them, the more positively they attempt to argue concerning them.
– Galileo Galilei