US spend more on research and development than the other countries, so we shouldn't be making the internet a more hostile, a more aggressive territory.

Candidates run for election on campaign promises, but once they're elected they renege on those promises, which happened with President [Barack] Obama on Guantánamo, the surveillance programs and investigating the crimes of the Bush administration. These were very serious campaign promises that were not fulfilled.

Hong Kong has a reputation for freedom in spite of the People's Republic of China. It has a strong tradition of free speech.

We don't like to use the phrase "state security" in the United States because it reminds us of all the bad regimes. But it's a key concept, because when these officials are out on TV, they're not talking about what's good for you. They're not talking about what's good for business. They're not talking about what's good for society. They're talking about the protection and perpetuation of a national state system.

We don't have a great clash of civilizations, a clash of ideologies, a clash of alternative models, where governments thought to themselves, if we go too far, if we sort of trample unreasonably on rights, we'll give birth to a political movement which will cost us our credibility, and will possibly cost us our offices, because people will vote for the other team, the other guys.

You shouldn't send an email from a computer that's associated with you if you don't want it to be tracked back to you. You don't want to hack the power plant from your house if you don't want them to follow the trail back and see your IP address.

I think the public still isn't aware of the frequency with which the cyber-attacks, as they're being called in the press, are being used by governments around the world, not just the US.