In software speed to market, speed to learning is really key. In hardware if you screw it up you are dead. So accuracy really matters.

Economic tough times are great times to be investing in the future.

I think the randomness by Donald Trump's governing, by tweeting, sloganeering, attacking, will create great chaos in the entire market. I think people will have difficulties in predicting the future. I think capital will recede.

The challenge when you think about product distribution is: how are you competing for potential customers or potential members time?

I get energy from one-on-one conversations most often, and I lose energy from group conversations most often.

I think the boarding schools are like miniature versions of "Lord of the Flies."

We have made a huge amount of progress over the last 50 years by enabling trade, by enabling kind of collaboration and learning. And actually, in fact, when you look at your average 30-year-old today, they're much better off than a 30-year-old 20 years ago, 30 years ago, because of progress in technology and health care and all the rest of this.