Who said "The greatest discovery is that we can change ourselves."?

This quote is attributed to Aesop.

The greatest discovery is that we can change ourselves. - Aesop

"The greatest discovery is that we can change ourselves."

Aesop Change

Fabulist Ancient Greece 620–564

"Slow and steady wins the race."

"Look before you leap."

"A bird in the hand is worth two in the bush."

"The tortoise and the hare teach us that speed isn't everything."

"Change brings new opportunities."

"Every day is a new opportunity."

"Healing doesn't mean forgetting."

"You either get better or you get bitter."