Who said "Mate, I'm not entirely sure that's possible."?

This quote is attributed to Jack Sparrow.

Mate, I'm not entirely sure that's possible. - Jack Sparrow

"Mate, I'm not entirely sure that's possible."

Jack Sparrow Imagination

"The problem is not the problem. The problem is your attitude about the problem."

"Not all treasure is silver and gold, mate."

"Why is the rum always gone?"

"Savvy?"

"Imagination is more powerful than knowledge."

"The world is full of wonders if you know where to look."

"You have the imagination of a child, Lucy"

"The world is full of mysteries waiting to be solved."