Who said "I never quit. That's the only advantage I ever needed."?

This quote is attributed to Logan.

I never quit. That's the only advantage I ever needed. - Logan

"I never quit. That's the only advantage I ever needed."

Logan Perseverance

"I'm the best there is at what I do, but what I do isn't very nice."

"You know what kills me? I'm no good at being noble."

"I've been alive for a long time. Long enough to know that you can't trust anyone."

"Sometimes you gotta do what you gotta do."

"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."