Here is a definition which correctly reflects the course of thought and action of a grandmaster: - The plan in a game of chess is the sum total of successive strategical operations which are each carried out according to separate ideas arising from the demands of the position.
Alexander KotovOnce there is the slightest suggestion of combinational possibilities on the board, look for unusual moves. Apart from making your play creative and interesting it will help you to get better results.
Alexander KotovAll candidate moves should be identified at once and listed in one's head. This job cannot be done piecemeal, by first examining one move and then look at another.
Alexander Kotov