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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

Measure what can be measured, and make measurable what cannot be measured.
GALILEO GALILEI

Measure Science
You can’t teach anybody anything, only make them realize the answers are already inside them.
GALILEO GALILEI

Inside Inspirational Realize Teaching
See now the power of truth.
GALILEO GALILEI

Justice One Liner Power Science Truth
In the future, there will be opened a gateway and a road to a large and excellent science into which minds more piercing than mine shall penetrate to recesses still deeper.
GALILEO GALILEI

Excellence Future Mind Road Science
We see only the simple motion of descent, since that other circular one common to the Earth, the tower, and ourselves remains imperceptible.
GALILEO GALILEI

Descent Earth Motion Science
Being infinitely amazed, so do I give thanks to God, Who has been pleased to make me the first observer of marvelous things, unrevealed to bygone ages.
GALILEO GALILEI

Amaze God Infinite Thankful
Philosophy is written in this grand book, the universe, which stands continually open to our gaze.
GALILEO GALILEI

Book Gaze Open Philosophy Stand Writing
You cannot teach a man anything, you can only help him find it within himself.
GALILEO GALILEI

Help Himself Man Teaching Wisdom
The nature of the human mind is such that unless it is stimulated by images of things acting upon it from without, all remembrance of them passes easily away.
GALILEO GALILEI

Acting Human Mind Nature Remember
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

Authority Individual Man Opinion Reason Science Spark Worth
Two truths cannot contradict one another.
GALILEO GALILEI

Contradict One Liner Truth
It is surely harmful to souls to make it a heresy to believe what is proved.
GALILEO GALILEI

Believe Harm Prove Science Soul
There are those who reason well, but they are greatly outnumbered by those who reason badly.
GALILEO GALILEI

Bad Intelligence Reason
The laws of nature are written by the hand of God in the language of mathematics.
GALILEO GALILEI

God Language Law Mathematics Nature Writing
We must say that there are as many squares as there are numbers.
GALILEO GALILEI

Mathematics Number Science
The Bible shows the way to go to heaven, not the way the heavens go.
GALILEO GALILEI

God Heaven Path

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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