Who said "We measure life not by its length, but by its depth."?

This quote is attributed to O. Henry.

We measure life not by its length, but by its depth. - O. Henry

"We measure life not by its length, but by its depth."

O. Henry Life

Writer American 1862–1910

"Turn up the lights. I don't know what time it is."

"We are not made by our circumstances, we are made by our choices."

"Life is made up of sobs, sniffles, and smiles, with sniffles predominating."

"A stitch in time may have ten times the sequel."

"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."