[mikestew]

Hustle and preparation allow smaller quantities of blind luck to be turned into success. Otherwise it takes a lot more blind luck to overcome a lack of preparation, and large quantities of blind luck are harder to find.

So, yeah, it all boils down to #1. But #s 2-4 determine how much of #1 you need.

[astura]

Ummmm... Hustle and prep get you absolutely nowhere if you're hustling and prepping for the wrong thing or doing so the wrong way.