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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

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

Measure 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.
GALILEO GALILEI

Authority Individual Man Opinion Reason Science Spark Worth
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
The laws of nature are written by the hand of God in the language of mathematics.
GALILEO GALILEI

God Language Law Mathematics Nature Writing
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
Holy Writ was intended to teach men how to go to Heaven not how the heavens go.
GALILEO GALILEI

Heaven Holy Intend Teaching
Holy Scripture could never lie or err…its decrees are of absolute and inviolable truth.
GALILEO GALILEI

Absolute Holy Lie Scripture Truth
Science proceeds more by what it has learned to ignore than what it takes into account.
GALILEO GALILEI

Account Ignorance Learning Proceed Science
The Divine intellect indeed knows infinitely more propositions.
GALILEO GALILEI

Divine Indeed Infinite Intellectual
Nature does not act by means of many things when it can do so by means of a few.
GALILEO GALILEI

Act Nature
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
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
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 am certainly interested in a tribunal in which, for having used my reason, I was deemed little less than a heretic.
GALILEO GALILEI

Interest Philosophy Reason Science
Earth, turning upon itself, moves round the Sun.
GALILEO GALILEI

Earth Move Round Science Sun
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.

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We see only the simple motion of descent, since that other circular one common to the Earth, the tower, and ourselves remains imperceptible.

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Popular Authors

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