We should simply accept the fact that the way machines make decisions is different, and rather look at the result. If machines are providing results that we are looking for, you would mind how much human understanding was used in the process. And more likely we should look for the way of combining human skills and machine skills. And that, I believe, is the future role of humanity, is just to make sure it will be using this immense power of brute force of calculation for our benefit.

By this measure (on the gap between Fischer & his contemporaries), I consider him the greatest world champion

Chess - it's a nonmainstream game. And the irony is that when you look at Hollywood, it kept using chess as the symbol of intelligence for its heroes, for its top characters, all the time. So it's from "Casablanca" to "Harry Potter." You always have chess as a very important element to demonstrate intelligence, while in normal life people think it's just a weird intelligence - like AI.

Recognise that the free world is at war with Putin, and America is the leader of the free world and should build the coalition against him. It is similar to what Harry Truman did in the Forties. They have to oppose the threat that comes from Putin and other dictators.

Weaknesses of character are normally shown in a game of chess.

What I am trying to figure out in my preface is how Romans could operate without the simple items - maps - that are necessary for running such a huge empire.

I have no idea how long Putin will last. The good news is, Putin doesn't know either. It will be sudden and it won't be peaceful. He has burned his bridges.