Drawing general conclusions about your main weaknesses can provide a great stimulus to further growth.
The main thing that develops positional judgement, that perfects it and makes it many-sided, is detailed analytical work, sensible tournament practice, a self-critical attitude to your games and a rooting out of all the defects in your play.
Anyone who wishes to learn how to play chess well must make himself or herself thoroughly conversant with the play in positions where the players have castled on opposite sides.
Experience and the constant analysis of the most varied positions builds up a store of knowledge in a player's mind enabling him often at a glance to assess this or that position.
My achievements in the field of chess are the result of immense hard work in studying theory.
I soon realized that it is not enough for a master simply to analyse variations scrupulously just like an accountant. He must learn to work out which particular moves he should consider and then examine just as many variations as necessary - no more and no less.