We are plunging headlong into a cold war, and we have 2,000 nuclear weapons on hair-trigger alert.

I usually walk six miles a day.I take my cellphone and I go out on the bike path and I just walk and work.

On the other hand, there are plenty of red flags that link developmental disabilities to things like lead and mercury and pesticides and air pollution and certain kinds of unhealthy foods, and that's what's begging for a comprehensive and definitive study. We should have a long-term prospectus study that looks at all, you know, exposures, medications, life habits, etc., pollution, and traces people over a period of many years, starting with when - starting with their parents, from when they are healthy. This is how we learned what causes heart disease.

I used to practice clinical medicine. Now I practice political medicine, because it's the mother of all illnesses.

We also call for a freeze on the bank accounts of those countries, including our allies, with due warning.

Likewise to Saudi Arabia, where we just were selling another billion dollars worth of weapons, and we're not only selling the weapons but we are complicit in the war effort in Yemen where there are also incredible atrocities and war crimes being committed.

I would apply international law and I think we need to be a force for international law.