You move towards becoming a manager, when you can't handle the work yourself despite working at a high capacity, and your ambition and your aspiration is much h

You move towards becoming a manager, when you can't handle the work yourself despite working at a high capacity, and your ambition and your aspiration is much higher than what you alone can manage. So, it is best to setup a vision, start taking on extra work, and aim for larger targets. In the process, you'll get more done, and you'll need people to help you with getting even more done.