We should understand the limitations of war. We should understand the sacrifices our young men and women go through losing lives and limbs. And they should only do it for the highest of purposes.

I think the vast majority of the American people say you shouldn't be able to collect my phone records if I'm not suspicious, if you don't have probable cause.

Do you hate poor people or do you just hate poor people with jobs?

I think if we want to defeat terrorism, I think if we truly are sincere about defeating terrorism, we need to quit arming the allies of ISIS. If we want to defeat terrorism, the boots on the ground - the boots on the ground need to be Arab boots on the ground.

If I were to look at foreign policy, I would say John McCain has been wrong on just about everything over the last four decades.

I would never belong to any club that excluded anybody for race.

Who gets to decide who's an enemy combatant and who's an American citizen? Are we really so frightened and so easily frightened that we would give up a thousand-year history?