There is so much darkness in Ember, Lina. It's not just outside, it's inside us, too. Everyone has some darkness inside. It's like a hungry creature. It wants and wants and wants with a terrible power. And the more you give it, the bigger and hungrier it gets.

People didn't make life, so they can't destroy it. Even if we were to wipe out every bit of life in the world, we can't touch the place life comes from. Whatever made the plants and animals and people spring up in the first place will always be there, and life will spring up again.

Lina couldn't sleep at first, thinking of the old songs and what they meant. Someone, long ago, had hoped that at least a few people would survive and had wanted them to remember her city and the treasure it held, the treasure that was most valuable of all - herself, her family, and all of the generations of people who had lived in that secret place, their purpose, though they didn't know it, to make sure that human beings did not vanish from the world, no matter what happened above.

I try to remind myself that we are never promised anything, and that what control we can exert is not over the events that befall us but how we address ourselves to them.

It wasn't because they had extraordinary powers, really, but because of how well they used the ordinary powers everyone had: the power of courage, the power of kindness, the powers of curiosity and knowledge.

Wouldn't it be strange, she thought, to have a blue sky? But she liked the way it looked. It would be beautiful - a blue sky.

When someone has been mean to you, why would you want to be good to them?' 'You wouldn't want to. That's what makes it hard. You do it anyway. Being good is hard. Much harder than being bad.