Attackers may sometimes regret bad moves, but it is much worse to forever regret an opportunity you allowed to pass you by.

We see threats to liberal democracy coming from lots of directions. We have to create something new, a common response, because in so many places - the UK, France, Germany - ultranationalists and the far left threaten the free market and liberal democracy.

The growth of violent extremism is partly a consequence of how the developed world has become complacent and defensive about its own greatness and ambition.

From Ukraine to Syria, he [Vladimir Putin] is behaving like the world's new general and celebrating victories, while the American president sits on the sidelines and Europe sleeps. The West's behavior toward Putin is political and moral capitulation.

It is rather difficult to envisage a scenario that could change the domestic situation in the countries of the South Caucasus without solving the problems constantly hindering normal cooperation in the region.

I've seen up close the benefits and drawbacks of kids working with super-strong chess programs in their training, and they definitely think differently than past generations thanks to this alien influence. While we are making our machines more intelligent, they are also changing how we think.

[Romans] never made any improvements on the cavalry. And amazingly, when you read the sources, they couldn't make it because stirrups were not known in Europe. For hundreds of years, the Romans couldn't make a cavalry which proved to be extremely effective.