I can remember a case where Capablanca worked out an impressive combination, but then chose to make a simple move in answer to which his opponent resigned at once!
Alexander KotovGo through detailed variations in your own time, think in a general way about the position in the opponent's time and you will soon find that you get into time trouble less often, that your games have more content to them, and that their general standard rises.
Alexander KotovMy achievements in the field of chess are the result of immense hard work in studying theory.
Alexander Kotov