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Galileo Galilei

Galileo Galilei

Born: 01-01-1564

Galileo Galilei, an Italian polymath, was a pioneering figure in the Scientific Revolution. Born in 1564, he is renowned for his contributions to astronomy, physics, and the scientific method. Galileo championed heliocentrism and improved the telescope, making significant astronomical discoveries, including the moons of Jupiter. His advocacy of empirical evidence laid the groundwork for modern science, despite facing opposition from religious authorities.

Book summaries for books written by Galileo Galilei

Quotes

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

Galileo Galilei

scienceauthorityreasoning

I do not feel obliged to believe that the same God who has endowed us with sense, reason, and intellect has intended us to forgo their use.

Galileo Galilei

godreasonintellect

Doubt is the father of invention.

Galileo Galilei

doubtinvention

Measure what is measurable, and make measurable what is not so.

Galileo Galilei

measurement

In the sciences, the authority of thousands of opinions is not worth as much as one tiny spark of reason in an individual.

Galileo Galilei

scienceauthorityreason

Philosophy is written in this grand book, the universe, which stands continually open to our gaze. But the book cannot be understood unless one first learns to comprehend the language and read the letters in which it is composed.

Galileo Galilei

philosophyuniversecomprehension

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

Galileo Galilei

mathematicssquaresnumbers

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

naturereasonunderstandable