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

This quote is attributed to Edna St. Vincent Millay.

The true measure of a life is not its length, but its depth. - Edna St. Vincent Millay

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

Edna St. Vincent Millay Life

Poet American 1892–1950

"My candle burns at both ends; it gives a lovely light!"

"It is not enough to have had an education any more than it is enough to have eaten a meal."

"I love humanity but I hate people."

"The world breaks everyone, and afterward, many are strong at the broken places."

"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."