Who said "Humor is for people who can't be properly miserable."?

This quote is attributed to Oscar the Grouch.

Humor is for people who can't be properly miserable. - Oscar the Grouch

"Humor is for people who can't be properly miserable."

Oscar the Grouch Humor

"I love trash. Why do you think I live in a can?"

"Scram! Can't you see I'm trying to be miserable here?"

"The more it stinks, the more I like it."

"Why is everyone always trying to make me happy? It's exhausting."

"Never underestimate the power of a good laugh."

"Laughter is the best medicine."

"A good laugh is the best medicine."

"Laughter is contagious and wonderful."