The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
I like to think of myself as a normal person who just happens to be able to sing.
总统的职位是伟大的，但担任这个职位的人并不伟大。
你不会想要想成名，不信去读读任何一本名人传记。
Man is free at the moment he wishes to be.