I used to work at a company where the janitor, by working hard, and being willing to step up to opportunities he was offered, became a shift supervisor. Not eve

I used to work at a company where the janitor, by working hard, and being willing to step up to opportunities he was offered, became a shift supervisor. Not every company is like that, true, maybe almost none are, but it can happen. Reminds me of the concept "return on luck" to go along with "return on investment".