To calculate the size of the Earth is to acknowledge how sma... - Eratosthenes

"To calculate the size of the Earth is to acknowledge how small our individual concerns truly are."

Eratosthenes

Mathematician Geographer Ancient Greece 276–194

More from Eratosthenes

"Measure the Earth and you measure the heavens."

"Knowledge is the greatest treasure of all."

"The pursuit of truth requires courage and perseverance."

"In mathematics, all things are possible."