Who said "The world's cruel. You gotta be tougher."?

This quote is attributed to Logan.

The world's cruel. You gotta be tougher. - Logan

"The world's cruel. You gotta be tougher."

Logan

"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."