Another differentiator is that Skype is free and simple to set up, and it costs us virtually nothing for a new user to join the Skype network, which is why we can offer the service for free.

If you can use a Web browser, you can use Skype.

We also have a conference call feature where up to five people can talk on one Skype call.

Skype is easy enough to use so that people don't need to be tech savvy - a lot of users just want to communicate with their friends and family, and they find this is the easiest, cheapest way.

Skype is for any individual who has a broadband Internet connection.

People need to access Skype wirelessly, no matter where they are, and what happens is that we'll be taking advantage of the rollout of Internet everywhere - WiFi and WiMax in particular.

If you want to be an entrepreneur, it's not a job, it's a lifestyle.

The telephone is a 100-year-old technology. It's time for a change. Charging for phone calls is something you did last century.

As an investor, what we're not looking for is 'oh this is a cool app,' it's 'is this something that can become a big business?' You need to find those that can become real businesses.

If you could utilize the resources of the end users' computers, you could do things much more efficiently.

Talent can pop up anywhere in the world, it's not just one city block.

... science demands a terrible price - that we accept what experiments tell us about the universe, whether we like it or not.

Rooting for other people's failure does get in the way of your success.

Our nature consists in motion; complete rest is death.

There's a lot of things that need to change, a lot of different issues that need to be addressed.

A library is a good place to go when you feel bewildered or undecided, for there in a book, you may have your question answered

We can't start dividing people up into categories. In the past, France has often committed the error of not speaking to everybody because there was a belief that some countries could be neglected.

But the universe is infinite.

When I see the American flag, I go, 'Oh my God, you're insulting me.'

It's great to be paid, but it's better to do something original that's going to be memorable.

And all we are waiting for is something worth waiting for.