Who said "The man who passes the sentence should swing the sword."?

This quote is attributed to Lannister.

The man who passes the sentence should swing the sword. - Lannister

"The man who passes the sentence should swing the sword."

Lannister Justice

"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."

"Justice must always prevail."

"You think I'm just some animal?"

"Fighting for what's right never gets easier."

"Justice is worth fighting for."