I killed you once", the Lord Ruler said, turning back to Kelsier. "You tried", Kelsier replied, his voice loud and firm, carrying across the square. "But you can't kill me, Lord Tyrant. I represent that thing you've never been able to kill no matter how hard you try. I am hope.
Brandon SandersonAt first glance, the key and the lock it fits may seem very different," Sazed said. "Different in shape, different in function, different in design. The man who looks at them without knowledge of their true nature might think them opposites, for one is meant to open, and the other to keep closed. Yet, upon closer examination he might see that without one, the other becomes useless. The wise man then sees that both lock and key were created for the same purpose.
Brandon SandersonHe smiled despite the grief he felt at the deaths of his men; he smiled because that was what he did. That was how he proved to the Lord Ruler-and to himself-that he wasn't beaten.
Brandon Sanderson