eBay's business is based on enabling someone to do business with another person, and to do that, they first have to develop some measure of trust, either in the other person or the system.

Microloans enable the poor to lift themselves out of poverty through entrepreneurship.

I just kind of had this naive approach to - well, gee, you know, why not. I’ll just go ahead and do it.

Build a platform - prepare for the unexpected...you' ll know you're successful when the platform you've built serves you in unexpected ways.

Don't let people who you may respect and who you believe know what they're talking about, don't let them tell you it can't be done because often they will tell you it can't be done, and it's just because they don't have the courage to try.

I built a system simple enough to sustain itself.

We have technology, finally, that for the first time in human history allows people to really maintain rich connections with much larger numbers of people.