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

This quote is attributed to Knuckles.

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

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

Knuckles Perseverance

"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!"

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."