Who said "The more I know of the world, the less I understand."?

This quote is attributed to Jack Skellington.

The more I know of the world, the less I understand. - Jack Skellington

"The more I know of the world, the less I understand."

Jack Skellington Knowledge

"I am the Pumpkin King!"

"How wonderful! How strange! Oh, how I love it so!"

"There's something kind of funny about the whole thing."

"I've grown so weary of the same old thing."

"We're not just after treasure. We're preserving history."

"The mind is humanity's greatest tool."

"A tidy room reflects a tidy mind."

"You can learn a lot about a person by how they keep their space."