It's extremely hard to build a company with a product that everyone loves, is free and has no business model, and then to innovate a business model. I did that with Kazaa, had half a billion downloads but that wasn't a sustainable business.

When radio stations started playing music the record companies started suing radio stations. They thought now that people could listen to music for free, who would want to buy a record in a record shop? But I think we all agree that radio stations are good stuff.

The Chinese market is very, very unique.

I hope that my investment into Atomico will become my best financial investment to date.

We have just started, and if you compare the number of people using Skype to the number using a telephone network around the world, we're still just starting.

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

You shouldn't be afraid of failure - when something fails, you think, 'What did I learn from that experience? I can do better next time.' Then kill that project and move on to the next. Don't get disappointed.