Barack Obama: “I will seek someone who understands that justice isn't about some abstract legal theory or footnote in a casebook; it is…”

The full weight of the federal government is being brought down on a law-abiding elected official because she has dared to criticize the president.

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

When we choose, when we make that decision, I do believe – and there is evidence for this – that the world gets incrementally better, and that is a worthy goal and it’s worth fighting for.

A drift towards extremism was "not inevitable