Who said "The hardest job is the one worth doing."?

This quote is attributed to Sully.

The hardest job is the one worth doing. - Sully

"The hardest job is the one worth doing."

Sully Work

"I'm not listening to this. We're going back out there."

"We laugh, we cry, we fall in love."

"You really are a bad friend."

"I'm watching you, Wazowski. Always watching. Always."

"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."