Galileo Galilei quotes | Thousands Of Quotes

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Measure what is measurable, and make measurable what is not so.

Galileo Galilei

Measure

By denying scientific principles, one may maintain any paradox.

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.

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.

I have never met a man so ignorant that I couldn't learn something from him.

Galileo Galilei

Man

I think that in the discussion of natural problems we ought to begin not with the Scriptures, but with experiments, and demonstrations.

Galileo Galilei

Problems

I've loved the stars too fondly to be fearful of the night.

Galileo Galilei

Night

Stars

If I were again beginning my studies, I would follow the advice of Plato and start with mathematics.

In questions of science, the authority of a thousand is not worth the humble reasoning of a single individual.

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.

Nature is relentless and unchangeable, and it is indifferent as to whether its hidden reasons and actions are understandable to man or not.

The Bible shows the way to go to heaven, not the way the heavens go.

Galileo Galilei

Bible

Heaven

We cannot teach people anything; we can only help them discover it within themselves.

Galileo Galilei

People

Help

We must say that there are as many squares as there are numbers.

Galileo Galilei

Numbers

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.