Certainly, the poverty, the discrimination, the episodic unemployment could not but strike an inquiring youngster: why did these exist, and what could we do about them.

When I said "the pocket of the banks," it is not necessarily a mercenary relationship. It is a mindset.

Active learning is always involved with interaction between teachers and students and Socratic methods and that's gonna continue.

For instance, one of the costs of the war is that soldiers today get very seriously injured but stay alive, and we can keep them alive but at an enormous price.

What Trump has announced - that he is going to not obey rules by which we govern our relations with other countries. He's going to reject the treaties that we have had in the past. He is going to go from what is called a multilateral system, where we all work together, to trying to deal country by country and basically throw out what has been achieved over a 60-year period.

For that to happen, growth has to be very strong. To get back to normalcy, we will have to have extended growth of more than 3 percent. That's not in the cards.

You can't overestimate what happens when you encourage regulators to believe that the goal of regulation is not to regulate.