You need to define it yourself. And that is tricky because of all the background noise on 'success' distracting your own thinking in particular that from a celebrity culture.
You can get it when you work hard. And that is tricky because in a world of incredible distraction and cheap & cheerful digital addictions we can think we are working hard when actually we have simply been staring at screens for 16 hours that day.
Sort those two and you have all the success you seek.
22% of the time, technology is the coolest, most radical productivity to ever reach Planet Earth. 78% of the time it is a terrible, destructive and addictive distractor. Only a brain handled with TLC can distinguish between the two and maximise the 22% and avoid the Song of the Sirens of the 78%.
Who'd play you in the movie of your life? Crazy question. You've got that role. You are starring you in the movie of your life. No, the actor is not a problem. But you might want to have a word with the script writer.
Get the low tech productivity tool: an egg timer. Sit it on your desk. Next time a conference call starts, turn it over and watch the grains of sand of your life tumbling away. It'll change your behaviour instantly: fewer meetings, shorter meetings, relevant meetings and meetings which result in actions.