When you are trying to be the best at something all the time. Your mind is always trying to think of ways to become famous and rich or something else, even though you don't care about those things, but it's always on my mind. You just can't get your mind off of it. It is so-called Ambition, which may just be an inner desire to do something unique.otherwise you would find life so boring. However Ambition itself isn't exactly a bad thing but the obsession of it is very bad. I would say : Just take it easy on yourself.

It means to be a workaholic.

My first thought of it is that someone's enjoying his ambitions and really indulge himself in it. Ambition is an attitude, which is always triggered by motives. I don't see it good or bad, let's see the answers from the natives.