My ambition was to stop waiting tables. That was how I measured success: finally, I was able to stop waiting tables, and I was able to pay the rent, and that was by being a stand-up comic. Not a very good stand-up comic, but good enough to make a living. ↗
What I learned from Rockefeller that's off-the-hook important is: You need to know exactly where you stand in a business at all times. Measure everything, because everything that is measured and watched improves. ↗
If you could equate the amount of time and effort put in mentally and physically into succeeding on the baseball field and measured it by the dirt on your uniform, mine would have been black. ↗