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Philosophy is written in this grand book, the universe, which stands continually open to our gaze.

Galileo Galilei

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
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
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 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
In questions of science, the authority of a thousand is not worth the humble reasoning of a single individual.
GALILEO GALILEI

Authority Humble Individual Reason Science Worth
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
You can’t teach anybody anything, only make them realize the answers are already inside them.
GALILEO GALILEI

Inside Inspirational Realize Teaching
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
Mathematics is the key and door to the sciences.
GALILEO GALILEI

Door Key Mathematics Science
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
Science proceeds more by what it has learned to ignore than what it takes into account.
GALILEO GALILEI

Account Ignorance Learning Proceed Science
Two truths cannot contradict one another.
GALILEO GALILEI

Contradict One Liner Truth
Knowing thyself, that is the greatest wisdom.
GALILEO GALILEI

Greatness Inspiratioal One Liner Self Love Wisdom
I have never met a man so ignorant that I couldn’t learn something from him.
GALILEO GALILEI

Himself Ignorant Inspirational Learning
Who would dare assert that we know all there is to be known?
GALILEO GALILEI

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

Measure Science

Philosophy is written in this grand book, the universe, which stands continually open to our gaze.

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Philosophy is written in this grand book, the universe, which stands continually open to our gaze.

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