I do not know to whom the aphorism 'There are no sound studies, only ones that haven't been busted yet' belongs, but it has measure of truth in it.

It is hardly useful if you trustingly play through variation after variation from a book. It is a great deal more useful and more interesting if you take part actively in the analysis, find something yourself, and try to refute some of the author's conclusions.

It is very important to learn to weigh up objectively (or assess intuitively) the totality of the competitive and psychological factors.

I feel that it is no less interesting to be a trainer than to play oneself. I even take greater delight in the tournament successes of my lads than I do in my own.

In positions of strategic manoeuvring (where time is not of decisive importance) seek the worst-placed piece. Activating that piece is often the most reliable way of improving your position as a whole.

Black is now in desperate need of a good idea. Or, to put it standard chess notation, +-

As a rule, pawn endings have a forced character, and they can be worked out conclusively.