Who said "Opposition is useful, and conflict generates growth."?

This quote is attributed to Heraclitus.

Opposition is useful, and conflict generates growth. - Heraclitus

"Opposition is useful, and conflict generates growth."

Heraclitus Courage

Philosopher Ancient Greek 540–480

"Change is the only constant in life."

"No one steps in the same river twice."

"The path up and down are one and the same."

"Conflict is the father of all things."

"Never let fear stop you from chasing your dreams."

"Courage is being afraid but doing it anyway."

"Sometimes you gotta do what you gotta do."

"Sometimes you have to be the monster to stop the monsters."