I find it is mostly luck, but you can engineer luck if you are receptive to it. That means being prepared to capture your ideas anywhere you are and it means ha

I find it is mostly luck, but you can engineer luck if you are receptive to it. That means being prepared to capture your ideas anywhere you are and it means having your mind relaxed enough to imagine and model solutions on any kind of problem you're working on—Getting Things Done (David Allen's system) goes a long way to engineering this kind of luck.