Change is the only constant in nature. - Eratosthenes

"Change is the only constant in nature."

Eratosthenes Change

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."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."