What kind of knowledge is foresight?

Many people say that prediction is a liar's joke, but it is not. In ancient China, prophecy was called divination. In foreign countries, people with this skill were generally valued at home. . Of course, they are generally mythical, saying that gods possess themselves and deceive the world. The fact is that they have mastered a law about the development of the world, which is generally difficult to understand, such as the Book of Changes in China. . . . . In fact, it is not difficult to make predictions. . . 1. There is enough information network. Useful information can be obtained in various ways, from the observation of street swindlers to the prediction of national policies by forecasters, all because they have methods or channels to collect information. 2. Have a correct understanding of the surrounding situation. This requires a clear head, combined with the current situation to analyze the information obtained and draw a conclusion. .