Who said "Humor helps you survive the impossible."?

This quote is attributed to Sylvester.

Humor helps you survive the impossible. - Sylvester

"Humor helps you survive the impossible."

Sylvester Humor

"Sufferin' succotash!"

"That's all, folks!"

"I'm a-gonna get you yet, you wascally wabbit!"

"Thufferin' thuccotash, that wabbit makes me so mad!"

"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."