In a society like this there is no negotiation, no discussion, except to tell you that power can crush you any time they want — not only you, your whole family and all people like you.

It doesn't matter where I am - China will stay in me. I don't know how far I can still walk on this road and what is the limit.

I think optimism is whether you are still exhilarated by life, whether you are curious, whether you still believe there is possibility.

The motivation is really to say people can find the game of getting involved interesting and find the problem and really have the passion and the enthusiasm to solve it and move forward, but that's all I know.

If it's possible, I will have some noodles in the morning and start talking to people, start to think about a few things in my head - the project or a few ideas which are not finished or if there are possible directions and what will lead into another game. It's always like setting up some kind of game you can continuously play.

The whole Chinese system - not just the political leadership, the military too, the whole power structure, our education system, the whole of society - is suffering from being cut off from the free flow of information. That's why the country can't face up to open competition - unless it resorts to measures like North Korea.

I grew up in a desert, which has no kind of imagination.