American politics is always somewhat fluid. In this age of social media, it means that voters can swing back and forth.

I feel good when I'm engaged in what I think are the core issues of the society, and those core issues to me are what's happening to poor folks in this society.

What a vindication of the belief that ordinary people can do extraordinary things, what a reminder of what Bobby Kennedy once said, about how small actions can be like pebbles being thrown into a still lake, and ripples of hope cascade outwards and change the world.

Cynicism is a sorry kind of wisdom.

Maybe at the same time as I'm more confident today, I'm also more humble.

It [is] that courage that Africa most desperately needs.

Starting today, we must pick ourselves up, dust ourselves off, and begin again the work of remaking America.