She had told him before that the injuries throbbed with a dull, constant and persistent ache.
—Asuka, HERZ, chapter 2
You know Whitebeard. I've fought countless battles. I've received countless scars as well. But the only one that's aching right now is this one. [points to scar on right eye] Right here.
—Shanks, One Piece
Ah! OMFG! My scar hurts!
—Harry "Vampire" Potter, My Immortal