Who said "The powerful are bound by duty to the weak."?

This quote is attributed to Elrond.

The powerful are bound by duty to the weak. - Elrond

"The powerful are bound by duty to the weak."

Elrond Justice

"I was there, three thousand years ago..."

"The Ring cannot stay in the Shire. It cannot stay here."

"This is no mine, it's a tomb."

"A wizard is never late, nor is he early. He arrives precisely when he means to."

"Justice must always prevail."

"You think I'm just some animal?"

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

"Justice is worth fighting for."