You have to really believe in what you're doing, be passionate enough about it so that you will put in the hours and hard work that it takes to actually succeed there, and then you'll be successful.

I always kind of just went ahead and tried things.

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.

When you look at the accomplishments of accomplished people and you say, “Boy, that must have been really hard,” ... that was probably easy. And conversely, when you look at something that looks easy, that was probably hard. And so you’re never going to know which is which until you actually go and do it.

When you don't know what to expect, prepare for the unexpected.

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

Whatever future you're building, don't try to program everything.