Life is Short 

Justification for any morally questionable behavior.

"Did you just throw acid in that child's face?"

"Life is short."

Life is Short by T. Barr June 28, 2008

Art is long, life is short 

there is so much knowledge (or skill) to acquire that one lifetime is insufficient.

"There is so much to learn and appreciate about art that a lifetime is insufficient. As goes the saying, 'art is long, life is short.'"

Art is long, life is short by Arminkshipper June 21, 2025

life is too short

An excuse to do stupid crap.

Person 1: Lets go smoke some pot
Person 2: NO, thats the stupidest idea...
Person 1: Come on life is too short

life is too short by Shizzlator February 7, 2006