The Jetsons had them in the 1960s. They were the defining element of 'Knight Rider' in the 1980s: cars that drive themselves. Self-driving cars appear in countless science fiction movies. By Hollywood standards, they are so normal we don't even notice them. But in real life, they still don't exist. What if you could buy one today?

Question every assumption and go towards the problem, like the way they flew to the moon. We should have more moon shots and flights to the moon in areas of societal importance.

The Jetsons had them in the 1960s. They were the defining element of 'Knight Rider' in the 1980s: cars that drive themselves. Self-driving cars appear in countless science fiction movies. By Hollywood standards, they are so normal we don't even notice them. But in real life, they still don't exist. What if you could buy one today?

I learned to basically pull my own weight, just do my own thing. I spent a lot of time alone and I loved it. It was actually really great because to the present day I love spending time alone. I go bicycling alone, go climbing alone and I just love being with myself and observing myself and learning something.

We humans usually feel that we are the best at everything we do, that we can safely drive ourselves. But tens of thousands of people die every year. We need to be open to having technology assist us, to find ways in which technology makes us safer.

I have been spending the better part of my professional life trying to create self-driving cars. At Google, I am working with a world-class team of engineers to turn science fiction into reality.

In 50 years, there will be only 10 institutions in the world delivering higher education and Udacity has a shot at being one of them.