Because there might come a day when there is no flashlight, there is no gun, there is no guiding hand. And I want to be ready for it." (divergent pg.138)

I think it's a human tendency that's been around for a while to try to be as good as possible to prove your worth.

You're the one who has to live with your choice, everyone else will get over it, move on, no matter what you decide. But you never will

This is bizarre," I say. "I think it's beautiful," he says. I give him a look. "What?" He laughs a little. "They each have an equal role in government; they each feel equally responsible. And it makes them care; it makes them kind. I think that's beautiful.

Yes," Marcus says. "I understand that you are concerned -- that you all are concerned. You had never heard of the Divergent a week ago, and now all that you know is that they are immune to something to which you are susceptible, and that is a frightening thing. But I can assure you that there is nothing to be afraid of, as far as we are concerned." As he speaks, his head tilts and his eyebrows lift in sympathy, and I understand at once why some people like him. He makes you feel that if you just placed everything in his hands, he would take care of it.

Humans can't tolerate emptiness for long.

Guilt [is] a tool, rather than a weapon against the self.