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

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.

Sometimes a faint voice based on instinct resonates far more strongly than overpowering logic.

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.

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.

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

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