Who said "Laughter is the weapon of those too clever for violence."?

This quote is attributed to Oberyn Martell.

Laughter is the weapon of those too clever for violence. - Oberyn Martell

"Laughter is the weapon of those too clever for violence."

Oberyn Martell Humor

"I am the viper. When the time comes, I will strike."

"Elia of Dorne. My sister. You raped her. You murdered her children."

"I want to look the man in the eye and see the fear in his heart."

"The man who passes the sentence should swing the sword."

"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."