Value your parabatai," he said. "For it is a precious bond. All love is precious. It is why we do what we do. Why do we fight demons? Why are they not fit custodians of this world? What makes us better? It is because they do not build, but destroy. They do not love, but hate only. We are human and fallible, we Shadowhunters. But if we did not have the capability to love, we could not guard humans; we must love to guard them. My parabatai, he loved like few ever could love, with all and everything. I see you are like that too; it burns more brightly in you than the fire of Heaven

The real history of consciousness starts with one's first lie.

True evil is unlikely to receive an invitation from us, so it clothes itself in just enough truth to make itself look appealing and then it looks to unpeel us.

In thy foul throat thou liest.

I believe in good and evil," said Jem. "And I believe the soul is eternal. But I don't believe in the fiery pit, the pitchforks, or endless torment. I do not believe you can threaten people into goodness.

Their fate rested entirely on me. I could save them by telling the truth. I could destroy them by lying. No one should have that much power.