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In the sciences, the authority of thousands of opinions is not worth as much as one tiny spark of reason in an individual man.

Galileo Galilei

I do not feel obliged to believe that the same God who has endowed us with senses, reason, and intellect has intended us to forego their use.
GALILEO GALILEI

Atheist Believe God Intellectual Obligation Reason Sense
I think that in the discussion of natural problems we ought to begin not with the Scriptures, but with experiments and demonstrations.
GALILEO GALILEI

Demonstrate Discussion Experiment Natural Problem Science Scripture Thinking
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

Bunch Dependent Grapes Planet Revolve Sun Universe
If I were again beginning my studies, I would follow the advice of Plato and start with mathematics.
GALILEO GALILEI

Advice Beginning Follow Mathematics Study
That sculpture is more admirable than painting for the reason that it contains relief and painting does not is completely false.
GALILEO GALILEI

Admire Painting Reason relief Sculpture
Earth, turning upon itself, moves round the Sun.
GALILEO GALILEI

Earth Move Round Science Sun
In my studies of astronomy and philosophy I hold this opinion about the universe, that the Sun remains fixed in the centre of the circle of heavenly bodies, without changing its place; and the Earth, turning upon itself, moves round the Sun.
GALILEO GALILEI

Astronomy Earth Opinion Philosophy Round Science Study Sun Universe
Philosophy is written in this grand book, the universe, which stands continually open to our gaze.
GALILEO GALILEI

Book Gaze Open Philosophy Stand Writing
It is a beautiful and delightful sight to behold the body of the Moon.
GALILEO GALILEI

Beautiful Body Delight Moon Sight
To be humane, we must ever be ready to pronounce that wise, ingenious and modest statement ‘I do not know’.
GALILEO GALILEI

Modest Statement Wise
See now the power of truth.
GALILEO GALILEI

Justice One Liner Power Science Truth
I do not know what to say in a case so surprising, so unlooked for and so novel.
GALILEO GALILEI

Case Heaven Look Surprise
Wine is sunlight, held together by water.
GALILEO GALILEI

Alcohol Sunlight Togetherness Water Wine
Philosophy is written in that great book which ever lies before our eyes. I mean the universe, but we cannot understand it if we do not first learn the language and grasp the symbols, in which it is written.
GALILEO GALILEI

Book Eyes Language Philosophy Understand Universe Writing
There are those who reason well, but they are greatly outnumbered by those who reason badly.
GALILEO GALILEI

Bad Intelligence Reason
Names and attributes must be accommodated to the essence of things, and not the essence to the names, since things come first and names afterwards.
GALILEO GALILEI

Accomodation Attribute Essence Name Science

In the sciences, the authority of thousands of opinions is not worth as much as one tiny spark of reason in an individual man.

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In the sciences, the authority of thousands of opinions is not worth as much as one tiny spark of reason in an individual man.

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Popular Authors

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