Barack Obama: “If there is oil and gas in the United States, we should use it.”

I think when we act on that basis, it doesn't always work out, but over time things do get better.

Because if this becomes the new normal, there’s no reason to believe it will stop with her — or that future presidents, in either party, won’t do the same.

A drift towards extremism was "not inevitable

And I will fight for that, even if I don’t always think it’s going to win.