Who said "The measure of life is not its duration but its depth."?

This quote is attributed to Heraclitus.

The measure of life is not its duration but its depth. - Heraclitus

"The measure of life is not its duration but its depth."

Heraclitus Life

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."

"Life is meant to be lived with passion."

"Life is what happens when you're busy making other plans."

"Life is a journey, not a destination."

"Life's too short for regrets."