Who said "Humor is the only test of gravity, and gravity of humor"?

This quote is attributed to Théophile Gautier.

Humor is the only test of gravity, and gravity of humor - Théophile Gautier

"Humor is the only test of gravity, and gravity of humor"

Théophile Gautier Humor

Poet Novelist French 1811–1872

"Art for art's sake"

"I love beauty; it is the only thing worth loving"

"The beautiful is as useful as the useful"

"Nothing is truly beautiful except what is useless"

"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."