The most frequently asked question I hear first-time entrepreneurs ask is, 'How do I know when to launch my product?' The answer, more often than not, should be: 'Now!'

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.

Every day you spend becoming an expert in a field, you become more useless in that field.

Governments take too long to get things done and there are far too many varied interests at stake. If you were starting a business today and needed a partner, you would never choose a large bureaucratic institution like the government.

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

I believe that entrepreneurs play an unmatched role and the accelerating pace of innovation is transforming the face of global challenges. You must think about the solution differently when you're trying to impact 1 billion people rather than affecting 1 million people.