The point I take away is a little bit beyond just realizing that you're lucky. That's important, and the people I've met that I consider truly successful (ones I would consider as role models), generally realize this. However, I think we can take this further...the only variable that we have under our control is effort. Since luck is an outside force, you might as well maximize this one variable that's still under yo…
Although I suppose if efficient market hypothesis is true, then even where you direct your effort must be luck.