Who said "Work hard at something that actually matters."?

This quote is attributed to Sweet Dee.

Work hard at something that actually matters. - Sweet Dee

"Work hard at something that actually matters."

Sweet Dee Work

"I'm not a bird, okay? Stop calling me a bird."

"You guys are always leaving me out of everything."

"I have dreams too, you know."

"Why does everyone always assume the worst about me?"

"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."