In Moscow I feel most comfortable. I'm used to four different seasons; it's difficult for people in London to understand. People brought up in Russia like my kids want to play in the snow.

In Moscow I feel most comfortable. I'm used to four different seasons; it's difficult for people in London to understand. People brought up in Russia like my kids want to play in the snow.

But charity is a very complicated thing. Its important to find an area where you can really help and you can feel the results. Charity is not like feeding pigeons in the square. It is a process that requires professional management.

The polynomial xn−1 is a force of nature.

To tell the truth I cannot call my childhood bad. In your childhood you can't compare things: one eats carrots, one eats candy, both taste good. As a child you cannot tell the difference.

I love this game, I love this sport, I love this league. Why don't I get my own team? (English Premiership football club)

The goal is to win. It's not about making money. I have many much less risky ways of making money than this (buying Chelsea football club). I don't want to throw my money away, but it's really about having fun and that means success and trophies.