Galileo Galilei quotes

1564-1642, Italian physicist, astronomer and philosopher

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

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