Who said "Work with purpose, and success will follow."?

This quote is attributed to Eratosthenes.

Work with purpose, and success will follow. - Eratosthenes

"Work with purpose, and success will follow."

Eratosthenes Work

Mathematician Geographer Ancient Greece 276–194

"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."

"Hard work never killed anybody."

"Work with purpose and integrity."

"Hard work pays off in the end."

"A man's gotta do what a man's gotta do."