Who said "I've seen the darkness, and I won't surrender to it."?

This quote is attributed to Jon Snow.

I've seen the darkness, and I won't surrender to it. - Jon Snow

"I've seen the darkness, and I won't surrender to it."

Jon Snow Perseverance

"The things we love destroy us every time."

"I am of the night."

"The North Remembers."

"When the snows fall and the cold winds blow, the lone wolf dies, but the pack survives."

"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."