Who said "Death comes for us all, but it need not come soon."?

This quote is attributed to Lannister.

Death comes for us all, but it need not come soon. - Lannister

"Death comes for us all, but it need not come soon."

Lannister Death

"A Lannister always pays his debts."

"I am the god of tits and wine."

"You are an awful man."

"I drink and I know things."

"Death doesn't scare me anymore."

"Death and I are old friends."

"Welcome to my world."

"Death is just the beginning."