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

Quote by Galileo Galilei

Topics: Galileo Galilei Quotes

All truths are easy to understand once they are discovered; the point is to discover...

All truths are easy to understand once they are discovered; the point is to discover...

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

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

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

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

I do not feel obliged to believe that the same God who has endowed us...

I do not feel obliged to believe that the same God who has endowed us...

I wish, my dear Kepler, that we could have a good laugh together at the...

I wish, my dear Kepler, that we could have a good laugh together at the...

It is very pious to say and prudent to affirm that the holy Bible can...

It is very pious to say and prudent to affirm that the holy Bible can...

By denying scientific principles, one may maintain any paradox.

By denying scientific principles, one may maintain any paradox.

Doubt is the father of invention.

Doubt is the father of invention.

Facts which at first seem improbable will, even on scant explanation, drop the cloak which...

Facts which at first seem improbable will, even on scant explanation, drop the cloak which...

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

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

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

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

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

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

It is surely harmful to souls to make it a heresy to believe what is...

It is surely harmful to souls to make it a heresy to believe what is...

The Milky Way is nothing else but a mass of innumerable stars planted together in...

The Milky Way is nothing else but a mass of innumerable stars planted together in...

I do not feel obliged to believe that the same God who has endowed us...

I do not feel obliged to believe that the same God who has endowed us...

The sun, with all those planets revolving around it and dependent on it, can still...

The sun, with all those planets revolving around it and dependent on it, can still...

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

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

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

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

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

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

It vexes me when they would constrain science by the authority of the Scriptures, and...

It vexes me when they would constrain science by the authority of the Scriptures, and...