As a young boy growing up in rural India, most of what I knew of the world was what I could see around me. But each night, I would look at the Moon - it was impossibly far away, yet it held a special attraction because it allowed me to dream beyond my village and country, and think about the rest of the world and space.

Helping people boost themselves out of poverty is the best way to make a lasting positive difference in a person's life.

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

When you experience a failure as a leader, don't hide it - talk about it. Your missed opportunity will encourage others to take risks.

If there is one thing I have learned on this incredible journey we call life, it is this: the sign of a truly successful individual is humility.

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.

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.