He had taken to heart her suggestions for putting your own signature on your work. The idea was so successful that customers would wait in line just to get one of his slips of paper. To realize what you contribute through the work you do, you may have to redefine your job title. For example, a teacher shapes the future, real estate agents and car salespeople provide people's dreams, etc. The age of 30-year careers in the same job are, for the most part, a thing of the past.
Most people change jobs several times in a career.
The important point on each job is to learn the things that you will use to your advantage later on in the next job, and then the one after that, and the next. Whatever you do, wherever you do it, few things are as powerful as taking initiative in your job. Don't wait for someone to tell you what to do. If you see something that needs to be done, do it. Whether you are a boss or an employee, you are a leader.