Who said "We all must bow before death."?

This quote is attributed to Bran Stark.

We all must bow before death. - Bran Stark

"We all must bow before death."

Bran Stark Death

"The things we love destroy us every time."

"I am of the night."

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

"A reader lives a thousand lives before he dies."

"Death doesn't scare me anymore."

"Death and I are old friends."

"Welcome to my world."

"Death is just the beginning."