Who said "This is insane, but let's do it."?

This quote is attributed to Kristoff.

This is insane, but let's do it. - Kristoff

"This is insane, but let's do it."

Kristoff Adventure

"Some people are worth melting for."

"I'm such a fool, I can't be free."

"You can't marry a man you just met."

"Reindeer are better than people."

"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."