Who said "Not by wrath does one kill but by laughter."?

This quote is attributed to Zarathustra.

Not by wrath does one kill but by laughter. - Zarathustra

"Not by wrath does one kill but by laughter."

Zarathustra Humor

Character in Thus Spoke Zarathustra

"I teach you the Übermensch. Man is something that shall be overcome."

"One must have chaos within oneself to give birth to a dancing star."

"The snake that cannot shed its skin perishes."

"I love those who do not first look behind into the past before they look down at the abyss."

"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."