Humans have always used our intelligence and creativity to improve our existence. After all, we invented the wheel, discovered how to make fire, invented the printing press and found a vaccine for polio.

I believe we need a more opportunistic and democratic approach to lunar exploration, now that we're shifting from U.S. government-sponsored space exploration to private expeditions.

In the business world today, failure is apparently not an option. We need to change this attitude toward failure - and celebrate the idea that only by falling on our collective business faces do we learn enough to succeed down the road.

Apple Computer would not have reached its current peak of success if it had feared to roll the dice and launch products that didn't always hit the mark. In the mid-1990s, the company was considered washed up. Steve Jobs had departed, and a string of lackluster product launches unrelated to the company's core business had failed to catch fire.

It's really easy to create a $1 billion company - you just have to solve a $10 billion problem.

Education should not be about building more schools and maintaining a system that dates back to the industrial revolution. We can achieve so much more, at unmatched scale with software and interactive learning.

We are now living in a fast paced technological era where every skill that we teach our children becomes obsolete in the 10 to 15 years due to exponentially growing technological advances.