Who said "I don't know how to thank you."?

This quote is attributed to Jon Snow.

I don't know how to thank you. - Jon Snow

"I don't know how to thank you."

Jon Snow Gratitude

"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."

"Gratitude makes life richer."

"A grateful heart is a happy heart."

"Respect those who came before us."

"Life's greatest treasures are the people we love"