Who said "I may not be the smartest, but I've got heart."?

This quote is attributed to Knuckles.

I may not be the smartest, but I've got heart. - Knuckles

"I may not be the smartest, but I've got heart."

Knuckles Courage

"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!"

"Never let fear stop you from chasing your dreams."

"Courage is being afraid but doing it anyway."

"Sometimes you gotta do what you gotta do."

"Sometimes you have to be the monster to stop the monsters."