Athletes at all ages are bigger and stronger than ever before. And they are being encouraged - sometimes even incentivized, as we recently learned was the case on at least one National Football League team - to play to injure.

Early versions of Microsoft Word left a lot to be desired. However, to the company's credit, it quickly learned where Word fell short, made the necessary changes, and repeatedly introduced new versions of the software.

The real metric of success isn't the size of your bank account. It's the number of lives in whom you might be able to make a positive difference.

Because I was poor I had one special advantage. When you are poor, and basic survival is your concern, you have no alternative but to be an entrepreneur. You must take action to survive just as you must take action to seize an opportunity.

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

I started off with a company, InfoSpace, with my own funding. The company was listed among the most successful companies and I went on to start Intelius and Moon Express. Now, I focus my time on using the skills of an entrepreneur to solve many of the grand challenges facing us in the areas of education, healthcare, clean water and energy.

My father was a civil servant in northern India where I was born. As a boy I saw the dire effects of poverty and illiteracy, especially on women and children. It often seemed that the only thing separating me from them was luck.