Who said "I've learned that acceptance is the first step to peace."?

This quote is attributed to The Thing.

I've learned that acceptance is the first step to peace. - The Thing

"I've learned that acceptance is the first step to peace."

The Thing Peace

"It's clobberin' time!"

"I'm a walking pile of rocks, but I got heart!"

"Somebody's gotta look out for the little guy."

"I ain't pretty, but I got brains."

"Peace comes from a good conscience."

"Life is too short to hold grudges."

"A man's home is his sanctuary. It should be treated as such."

"The world is chaotic enough. At least your home should make sense."