Air Quote by Thomas Edward Thorpe

“The current best estimate for the Earth’s weight is 5.9725 billion trillion tonnes, a difference of only about 1 per cent from Cavendish’s finding.”

— Bill Bryson

Galileo had already made a significant beginning toward a knowledge of the law of motion. He discovered the law of inertia and the law…

— Albert Einstein

[John] Dalton was a man of regular habits. For fifty-seven years he walked out of Manchester every day; he measured the rainfall, the temperature-a…

— Jacob Bronowski

Since the discovery of oxygen the civilised world has undergone a revolution in manners and customs. The knowledge of the composition of the atmosphere,…

— Justus von Liebig

Newton supposed that all matter attracted other matter inversely according to the square of the distance; and the hypothesis was found to account for…

— James McCosh

The first man of science was he who looked into a thing, not to learn whether it furnished him with food, or shelter, or…

— Samuel Taylor Coleridge

Sir Isaac Newton was asked how he discovered the law of gravity. He replied, "By thinking about it all the time.

— Anonymous

Only about seventy years ago was chemistry, like a grain of seed from a ripe fruit, separated from the other physical sciences. With Black,…

— Anonymous

“His lack of reverence for authority and his willingness to challenge received wisdom would lead him to craft an empirical approach for understanding nature…

— Walter Isaacson

The noblest of the elements is water

— Pindar

The method of nature: who could ever analyze it?

— Ralph Waldo Emerson