According to McKinsey, people usually remember one, two, three, but not four, five, six, so everything should be summarized in less than three. This is now widely circulated in the business world "30 seconds elevator theory" or "elevator speech".
When you have to fight for decades in the workplace, the probability of encountering a change of boss is not low, so you have to be alert and prepared at all times.
Now that we have become partners, the other person's emotional intelligence and IQ have a great impact on the work, we have to be good at approaching the good coworkers