Who said "The Wall stands as a reminder of what lies beyond."?

This quote is attributed to Jon Snow.

The Wall stands as a reminder of what lies beyond. - Jon Snow

"The Wall stands as a reminder of what lies beyond."

Jon Snow Nature

"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."

"Nature teaches us about beauty."

"Nature teaches us patience and wisdom"

"Sometimes it snows in April."

"Every town has a soul, and Twin Peaks has a troubled one."