Who said "Humor is how the weak survive among the strong."?

This quote is attributed to Nebula.

Humor is how the weak survive among the strong. - Nebula

"Humor is how the weak survive among the strong."

Nebula Humor

"I didn't ask for this life."

"You're welcome."

"I will kill you slowly."

"Gamora may have stolen your money, but I will steal your life."

"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."