In school everyone gets the same assignments and has to take the same test. At work there's a subjective element to performance, where everyone has different as

In school everyone gets the same assignments and has to take the same test. At work there's a subjective element to performance, where everyone has different assignments, and everybody has different ideas about how hard everybody else's assignments are. In school you don't have to report all the things you've done and how valuable and difficult they are.