Who said "Hard work builds character - I'm proof of that."?

This quote is attributed to Knuckles.

Hard work builds character - I'm proof of that. - Knuckles

"Hard work builds character - I'm proof of that."

Knuckles Work

"I'm the last one standing!"

"Gotta protect this Master Emerald!"

"Nobody messes with the Master Emerald while I'm around!"

"I may not be the smartest guy, but I know what's right!"

"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."