I'm not the strapping young Muslim socialist that I used to be.

For decades, we've been told that it doesn't make economic sense to switch to renewable energy. Today, that's no longer true.

I have always believed that hope is that stubborn thing inside us that insists, despite all the evidence to the contrary, that something better awaits us so long as we have the courage to keep reaching, to keep working, to keep fighting." (Victory Speech, Nov. 7, 2012)

The shift to a cleaner energy economy wont happen overnight, and it will require tough choices along the way. But the debate is settled. Climate change is a fact.

If you want to get at African American poverty, the income gap, wealth gap, achievement gap, that the most important thing is to make sure that the society as a whole does right by people who are poor, are working class, are aspiring to a better life for their kids.

I'm suspicious of too much certainty in the pursuit of understanding just because I think people are limited in their understanding.

I'm always suspicious of politics dividing people instead of bringing them together.