It is not necessary to reach a certain level to obtain learning opportunities. That is, to learn by doing, to learn while doing, to learn for the purpose of doing, and to learn to do well. And within these learning opportunities, there are often chances to make money and succeed. To put it more directly, in this fiercely competitive and rapidly eliminating commercial era, modern people's work has become a process of continuous learning, an investment for individuals to improve their own market value in the workplace. The only lasting advantage in the future is the ability to learn faster than your competitors.