(Big Vs in many industries like to regard life as a journey of choice. Only by choosing the right problem can they solve the problem well. The range of choices ranges from big to small, big to getting married, buying a house; whether you don’t have enough to eat at noon today, whether to exercise at night. In fact, most people have been living a life of random choices, and those who know how to make high-quality choices will gradually widen the gap with others during this journey of choice in life.)