When you have finished analyzing all the variations and gone along all the branches of the tree of analysis you must first of all write the move down on your score sheet, before you play it.
Alexander KotovOnce we have chosen the right formation in the centre we have created opportunities for our pieces and laid the foundation of subsequent victory.
Alexander KotovI 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.
Alexander KotovYou will already have noticed how often Capablanca repeated moves, often returning to positions which he had had before. This is not lack of deciciveness or slowness, but the employment of a basic endgame principle which is 'Do not hurry'.
Alexander Kotov