In 1991, I co-founded my first start-up, Ink Development, which made software for an early tablet computer.

What makes eBay successful.. the real value and the real power at eBay is the community. It's the buyers and sellers coming together and forming a marketplace.

It is not really work if you are having fun.

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

You should pursue your passion. If you're passionate about something and you work hard, then I think you will be successful.

Be an enzyme - a catalyst for change. As a slogan, I don't know if that's ever going to be right up there with Ich Bin Ein Berliner, or “I Have A Dream,” but there's a lot of truth to it.

I've got a passion for solving a problem that I think I can solve in a new way. And that maybe it helps that nobody has done it before as well.

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.

I was just pursuing what I enjoyed doing. I mean, I was pursuing my passion.

Long-term sustainable change happens if people discover their own power.

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

Schedule happy experiences to displace unhappy memories.

When you know every well what to do and how to do it, your attitude determines how well you will have it done!

One of the most obvious facts about grownups to a child is that they have forgotten what it is like to be a child.

I think having pets helps sensitize people to the natural world.

I'm a committed Christian. I worship in my own way. That's my business. That's not the business of the pharisees who are going to preach to me about what I do and then do something else.

For a long time I was lost. My life got a lot better when I stopped thinking about my life and started thinking about my work and the purpose of that work.

Nearly a half-century on from feminism, simply being a woman artist is still a revolutionary act. And getting one's work shown continues to be met by enormous inbuilt resistance.

Was there ever in anyone's life span a point free in time, devoid of memory, a night when choice was any more than the sum of all the choices gone before?

I have always thought it a matter of honour for every chess player to deserve the smile of fortune.

This myth that America has this atomic bomb that makes us right, it makes us good, it makes us set the agenda for the world. Everywhere, we can go global, we determine.