Who said "The only truth is the strength of your sword arm."?

This quote is attributed to Mountain.

The only truth is the strength of your sword arm. - Mountain

"The only truth is the strength of your sword arm."

Mountain Truth

"I am the Mountain."

"The strong do what they can, and the weak suffer what they must."

"Ours is the fury."

"A man's worth is measured by his strength."

"Lucy, you got some 'splainin' to do!"

"You must always be honest with the people you love."

"Truth always comes out in the end."

"Honesty is always the best policy."