Success is not about how much money we have in the bank, but it's about how many peoples' lives we have impacted through it. Success is experienced when we do things which are never done before.

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

The truth is, what Americans enjoy about football is much of what makes the sport dangerous. However, I believe there must be a way to find the art of success and vitality in football, without the driving the level of impact that causes serious risk of head trauma, paralysis and other life-changing injuries.

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.

Philanthropy without scale and sustainability is like any other bad business that will simply wither and die on the vine.

Think so big, so audacious that people will think you are crazy.

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.