if you would like to be successful or wealthy…
Keyword scale if you would like to be successful or wealthy, find a profession that is scalable in other words not one of which you are paid by the hour and there for subject to the limitations of the amount of your labor but something that will allow you to add significantly to your output at little or no extra effort. If you are an idea person, you do not have to work hard only think intensely. You do the same work whether you produce 100 units or a thousand.
— from Enjoy the Flight (Living/Balance/Happiness/Passion)