Barack Obama: “Step by step, march by march, he helped lead a community of farm workers to make the change they sought.”

A drift towards extremism was "not inevitable

People need to “rediscover what’s the story we tell about how we’re going to live together, and see each other, and recognise each other, and disagree, and yet, still care for each other”.

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.

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