An excellent athlete still need a bit of luck to win a competition. An ordinary athlete needs to become an excellent athlete before he/she could win a competition, whereas an excellent athlete needs to possess very skillful technique. Therefore acquiring of skillful technique is crucial to athletes; there are no short cuts at all in the acquisition of skillful technique; athletes have to work very hard, forget all about pain and tired, and practise the techniques repeatedly until they can fully mastered the techniques.
One who wants to strive for great achievement has to put in great effort.