Who said "Elmo's work is helping friends and learning and playing!"?

This quote is attributed to Elmo.

Elmo's work is helping friends and learning and playing! - Elmo

"Elmo's work is helping friends and learning and playing!"

Elmo Work

"Elmo loves goldfish! Goldfish is Elmo's friend."

"Elmo thinks everybody can be smart if they try hard."

"Elmo is happy! Elmo loves being happy!"

"Elmo believes in you! You can do anything!"

"Hard work never killed anybody."

"Work with purpose and integrity."

"Hard work pays off in the end."

"A man's gotta do what a man's gotta do."