The greatest deception men suffer is from their own opinions
Italian polymath of the Renaissance whose areas of interest included invention, drawing, painting, sculpting, architecture, science, music, mathematics, engineering, literature, anatomy, geology, astronomy, botany, writing, history, and cartography.
It is safer to be silent than to reveal one's secret to any one, and telling him not to mention it
Set your heart on doing good. Do it over and over again and you will be filled with joy
Learn from the mistakes of others. You can never live long enough to make them all yourself
Anything new is always considered the devil's tool
Mathematics is the language in which God has written the universe
We stopped looking for monsters under our bed when we realized that they were inside us
Inventor, Scientist
Author, Inventor, Philosopher, Scientist
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Artist, Playwright, Poet
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Scientist
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Philosopher, Poet, Scientist
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Historian, Philosopher, Poet
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Scientist
