Who said "Those who refuse to learn are already dead."?

This quote is attributed to Sophocles.

Those who refuse to learn are already dead. - Sophocles

"Those who refuse to learn are already dead."

Sophocles Education

Tragic Playwright Ancient Greece 496–406

"Wisdom brings suffering to those who possess it."

"Nobody likes the man who brings bad news."

"All that is and will be comes forth from necessity."

"To the man who is afraid everything rustles."

"Education opens doors."

"Education opens doors to endless possibilities."

"I ain't got the education you got, bub."

"You can't put a price on history."