Who said "To be tested is to be alive."?

This quote is attributed to Mountain.

To be tested is to be alive. - Mountain

"To be tested is to be alive."

Mountain Adventure

"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."

"The greatest adventure is life itself."

"The adventure of life begins with a single step."

"Adventure finds you when you stop running."

"Fortune and glory, kid."