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You cannot teach a person something he does not already know, you can only bring what he does know to his awareness.

Galileo Galilei

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
You may force me to say what you wish; you may revile me for saying what I do. But it moves.
GALILEO GALILEI

Force Move Science
It is a beautiful and delightful sight to behold the body of the Moon.
GALILEO GALILEI

Beautiful Body Delight Moon Sight
See now the power of truth; the same experiment which at first glance seemed to show one thing, when more carefully examined, assures us of the contrary.
GALILEO GALILEI

Assure Care Contrary Experiement Glance Power Show Truth
In time you may discover everything that can be discovered, and still your progress will only be progress away from humanity.
GALILEO GALILEI

Discover Humanity Progress Science
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
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
Nothing occurs contrary to nature except the impossible, and that never occurs.
GALILEO GALILEI

Contrary Except Impossible Nature Occur
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
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
The greatest wisdom is to get to know oneself.
GALILEO GALILEI

Greatness One Liner Self Love Wisdom
God is known by nature in his works, and by doctrine in his revealed word.
GALILEO GALILEI

Doctrine God Nature Reveal Work
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
Philosophy itself cannot but benefit from our disputes, for if our conceptions prove true, new achievements will be made; if false, their refutation will further confirm the original doctrines.
GALILEO GALILEI

Achievement Benefit Conception Dispute Philosophy Prove
I do not know what to say in a case so surprising, so unlooked for and so novel.
GALILEO GALILEI

Case Heaven Look Surprise
You cannot teach a man anything, you can only help him find it within himself.
GALILEO GALILEI

Help Himself Man Teaching Wisdom

You cannot teach a person something he does not already know, you can only bring what he does know to his awareness.

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You cannot teach a person something he does not already know, you can only bring what he does know to his awareness.

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