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

Galileo Galilei

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

Inside Inspirational Realize Teaching
We cannot teach people anything; we can only help them discover it within themselves.
GALILEO GALILEI

Discover Help People Teaching
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
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
Who would dare assert that we know all there is to be known?
GALILEO GALILEI

Dare Science
All truths are easy to understand once they are discovered; the point is to discover them.
GALILEO GALILEI

Discover Easy Point Truth Understand
The vain presumption of understanding everything can have no other basis than never having understood anything.
GALILEO GALILEI

Science Understand Vain
Nonetheless, it moves.
GALILEO GALILEI

One Liner Science
The greatest wisdom is to get to know oneself.
GALILEO GALILEI

Greatness One Liner Self Love Wisdom
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
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
The deeper I go in considering the vanities of popular reasoning, the lighter and more foolish I find them.
GALILEO GALILEI

Consideration Fools Reason Vanity
Long experience has taught me this about the status of mankind with regard to matters requiring thought.
GALILEO GALILEI

Experience Mankind Matter Regard Requirement Status Teaching
Earth, turning upon itself, moves round the Sun.
GALILEO GALILEI

Earth Move Round Science Sun
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
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.
GALILEO GALILEI

Explanation Fact Hide Naked Science
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
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
I do not know what to say in a case so surprising, so unlooked for and so novel.
GALILEO GALILEI

Case Heaven Look Surprise
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
Nature does not act by means of many things when it can do so by means of a few.
GALILEO GALILEI

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

Action Change Hide Indifference Man Nature Reason Understand
You cannot teach a person something he does not already know, you can only bring what he does know to his awareness.
GALILEO GALILEI

Aware Knowledge Teaching
There are those who reason well, but they are greatly outnumbered by those who reason badly.
GALILEO GALILEI

Bad Intelligence Reason
I entertain no doubts as to the truth of the transfinites, which I have recognized with God’s help.
GALILEO GALILEI

Doubt Entertainment God Help Recognize Truth
God is known by nature in his works, and by doctrine in his revealed word.
GALILEO GALILEI

Doctrine God Nature Reveal Work
What greater stupidity can be imagined than that of calling jewels, silver, and gold “precious,” and earth and soil “base”?
GALILEO GALILEI

Earth Imagination Science Stupidity

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

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

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Popular Authors

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