>Live of a friend, freely offered, you will resurrect your soul mate.< They have discussed this last line at length. Hermione had been adamant that Harry offering his life would cost it. But her friend had assured her, that only a part of his life-force would be needed to revive Voldemort's new body. Together with his horcrux, it might weaken him, but surely not to a dangerous level. Tom Riddle's line was last.