Most of us know people that worked hard for most of their lives and were not as successful as somebody who was able to secure an early exit. And vice versa, of

Most of us know people that worked hard for most of their lives and were not as successful as somebody who was able to secure an early exit. And vice versa, of course. So, it is easy to conclude from personal observations and some basic first-order logic that hard work per se doesn't always pay off, to say the least. However, figuring out things that better correlate with success, filtering out non-actionables (I can't have richer parents), turning the rest into a life strategy and executing it usually requires more advanced reasoning.