Doesn't that tie to his point about ambition? People with side projects with huge ambitious goals don't complete them, because the goals are so large. My side

Doesn't that tie to his point about ambition? People with side projects with huge ambitious goals don't complete them, because the goals are so large. My side project is a fully realistic nfl simulation that mirrors the exact details of a real football game. The ambition is what never makes it "complete". I have a functional, effective football game. But is it a true accurate simulation? no. Is that even possible? Probably not.