In the shadow of great libraries, even the most learned beco... - Eratosthenes

"In the shadow of great libraries, even the most learned become humbled by what remains unknown."

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."