The day you become humble is the day you become successful.

We owe it to our children to equip them with all the capabilities they'll need to thrive in the limitless world beyond the classrooms.

All the conservation efforts in the world won't be enough to make a dent in the oncoming sustainability crisis our planet faces.

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.

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.

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.

It's a simple fact: no individual can be good at everything. Everyone needs people around them who have complimentary sets of skills.