Good players develop a tactical instinct, a sense of what is possible or likely and what is not worth calculating.
In this single galaxy of ours there are eighty-seven thousand million suns. [. . . ] In challenging it, you would be like ants attempting to label and classify all the grains of sand in all the deserts of the world. [. . . ] It is a bitter thought, but you must face it. The planets you may one day possess. But the stars are not for man.