There are two aspects to being competitive; one is to do with sports, and the other is about technical skills. Being able to recollect the moves and apply them when necessary is a critical aspect.

There is always the risk of being over-confident when you are preparing to face a weaker player.

Carlsen will be ridiculously difficult to play against. (on the 2013 World Championship match)

India has lot of talent. What I am happy with is that the talent keeps on coming. Certainly it could be nice, though I am not terribly keen on seeing my successor yet.

Things like the financial markets - a proper grounding in mathematics could help the common man. I believe that if people are more familiar with mathematical concepts... it can help deal with modern life, which is increasingly complex.

If revenge motivates you, go for it! But the main thing is to set your game in order.

In the knockout tournaments, it's futile to prepare for a grand finale. You may have worked out many strategies for the final. But you may lose in the first round itself.