If you make a decision to fight for future of your own country you have to consider all the consequences.

If we look at statistical data, we see that Protestant countries in terms of economic development are more successful than those observing Catholicism.

Anything that we know how we do, machines will do better. Now, the key element of this phrase is, "We know how we do it." Because we do many things without knowing exactly how we do them. So this is the area where machines are vulnerable, because it still has to learn from some kind of experience. It needs something - at least the rules of the game. You have to bring in something that will help the machine to start learning. It's like square one. If there's nothing there, if you can't explain it, that's a problem.

We have a saying that a stranger's soul is like a black box. Which is why I would not want to analyze [Vladimir] Putin's psychological motivations.

[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.

Dictators are not strategists in the way I normally use that term. All the dictator cares about is survival. That means constantly worrying about the tactical response, "What do I do today, tonight, tomorrow morning, to stay alive?" Vladimir Putin doesn't care what happens a year or five years from now. He just cares about staying in the game. That is all he needs to survive.

Sometimes the hardest thing to do in a pressure situation is to allow the tension to persist. The temptation is to make a decision, any decision, even if it is an inferior choice.