Improving at chess takes a lot of hard work and determination. You must study a lot, solve many exercises and memorize openings. This may sound boring, but it doesn’t have to be like that. You have to keep yourself entertained, so to speak, in order to keep your focus and interest in what you are doing.
A good way of changing the routine and learn something new or simply consolidate the information you have been accumulating over your training sessions is to see games of the strong players, especially those of the classics’.