Who said "I want to find the One Piece and travel the world!"?

This quote is attributed to Luffy.

I want to find the One Piece and travel the world! - Luffy

"I want to find the One Piece and travel the world!"

Luffy Adventure

"I'm gonna be King of the Pirates!"

"A man's dream will never die!"

"I don't care what happens to me, I'm gonna help my friend!"

"Being alone is better than being with the wrong 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."