Who said "Your happiness is a brief flame before the endless cold."?

This quote is attributed to The Night King.

Your happiness is a brief flame before the endless cold. - The Night King

"Your happiness is a brief flame before the endless cold."

The Night King Happiness

"The living are not my concern."

"Death is the enemy. And we are joining the fight against it."

"Winter came for House Umber."

"I am the night."

"Babalú!"

"My greatest joy is making people smile."

"Laughter and love make a home."

"The best things in life are free."