Who said "Sometimes the hardest thing is just to keep going."?

This quote is attributed to Logan.

Sometimes the hardest thing is just to keep going. - Logan

"Sometimes the hardest thing is just to keep going."

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."