Who said "Groot works hard for those he loves."?

This quote is attributed to Groot.

Groot works hard for those he loves. - Groot

"Groot works hard for those he loves."

Groot Work

"I am Groot."

"We are Groot."

"I am Groot."

"Groot, groot, groot."

"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."