Who said "I have been to the edge, and I have seen beyond."?

This quote is attributed to Ralph Wiggum.

I have been to the edge, and I have seen beyond. - Ralph Wiggum

"I have been to the edge, and I have seen beyond."

Ralph Wiggum Adventure

"I'm in danger."

"Me fail English? That's unpossible."

"Eat my shorts."

"Ay caramba!"

"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."