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

This quote is attributed to Rosen, Gideon.

The measure of a life is not its length but its depth. - Rosen, Gideon

"The measure of a life is not its length but its depth."

Rosen, Gideon Life

Philosopher American Born 1963 (age 63)

"The mind is its own place, and in itself can make a heaven of hell, a hell of heaven."

"To understand something is to be liberated from the tyranny of mere opinion."

"Philosophy begins in wonder and ends in understanding."

"The pursuit of truth requires the courage to question everything."

"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."