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.

The fastest way to change yourself is to hang out with people who are already the way you want to be.

I actually think we need to put our energies, as entrepreneurs, as technology inventors, as government, to being much more inclusive. I think the key thing is actually working together.

I think I knew how frightened people were [when Donald Trump was elected], and I think I knew that people were worried about their future. I don't think I realized that they would be willing to risk kind of a 1920s Germany in order to blow it all up, not realizing that we've accomplished a lot as Americans, and we want to keep the good things and revolutionize the new things.

Be persistent, and hang on to your vision. And at the same time, be flexible.

There are opportunities that you get during crises times. Crises times are a great time to start a business.

You jump off a cliff and you assemble an airplane on the way down.