You can waltz through schoolwork or your part-time job, metering the minimal amount of effort necessary to pass a course or to get paid. You can do that in your professional work as well, but it's not as fun.
What's really, really not fun is when you exert the maximum amount of effort, produce a similar set of results, and get paid the same as if you'd sat on your ass playing spider solitaire.
But you know what makes it all worthwhile? Earning enough money to
Fresh brew in less than 10 minutes! I love you, iced tea maker. I love you, career.