Who said "Elmo work hard on puzzle. Elmo not give up!"?

This quote is attributed to Elmo.

Elmo work hard on puzzle. Elmo not give up! - Elmo

"Elmo work hard on puzzle. Elmo not give up!"

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."