The struggle to create a nation and world of economic and social justice and environmental sanity is not an easy one. The struggle to try and create a more peaceful world will be extremely difficult. But this I know: despair is not an option if we care about our kids and grandchildren. Giving up is not an option if we want to prevent irreparable harm to our planet.

As the nation at last confronts global warming, it is no time for denial, greed, cynicism or pessimism.

Given the fact that poverty is growing, more and more Americans are losing health insurance, health care costs are going up, the middle class is shrinking, the gap between the rich and the poor is growing wider. That speaks to the weakness of the opposition. People do not like George W. Bush. But I think it's fair to say that they are not flocking to the Democratic Party, or see the Democrats as a real alternative.

My path to victory is to talk about the issues that impact the lives of millions of Americans.

I think the immediate thing is we stand up to protect those people who are in trouble.

I think the American people in many cases want to transform our energy system.

Between 2013 and 2015, the wealthiest 14 people saw their wealth increase by $157 billion. This is their wealth increase, got it? Not what they are worth. Increase. That $157 billion is more wealth than is owned by the bottom 40 percent of the American people. One family, the Walton family, owns more wealth than the bottom 40 percent.