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

Quote by Galileo Galilei

Topics: Galileo Galilei Quotes

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 Sun, with all the planets revolving around it, and depending on it, can still...

The Sun, with all the planets revolving around it, and depending on it, can still...

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...

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...

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...

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 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...

I think that in the discussion of natural problems we ought to begin not with...

I think that in the discussion of natural problems we ought to begin not with...

Where the senses fail us, reason must step in.

Where the senses fail us, reason must step in.

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

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

I think that in the discussion of natural problems we ought to begin not with...

I think that in the discussion of natural problems we ought to begin not with...

Philosophy is written in that great book which ever lies before our eyes ... We...

Philosophy is written in that great book which ever lies before our eyes ... We...

Spots are on the surface of the solar body where they are produced and also...

Spots are on the surface of the solar body where they are produced and also...

And who can doubt that it will lead to the worst disorders when minds created...

And who can doubt that it will lead to the worst disorders when minds created...

Nature is relentless and unchangeable, and it is indifferent as to whether its hidden reasons...

Nature is relentless and unchangeable, and it is indifferent as to whether its hidden reasons...

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...

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...

Science is the father of knowledge, but opinion breeds ignorance.

Science is the father of knowledge, but opinion breeds ignorance.

The scientists of today think deeply instead of clearly. One must be sane to think...

The scientists of today think deeply instead of clearly. One must be sane to think...

If we long to believe that the stars rise and set for us, that we...

If we long to believe that the stars rise and set for us, that we...