How did the ancients learn Feng Shui?

Introduction in Feng Shui Lecture Notes: Beginners need to remember the positive five elements and the three-in-one five elements before learning geography. The fourth bureau, the tomb, and the four major outlets are mixed. One is the wood bureau, the other is the fire bureau, and the other is the water bureau and the gold bureau. Then recite the compass layer by layer, and pay attention to the understanding layer by layer, which will be useful. Knowing that dragons are born and die, the yin and yang of caves, the dignity of sand, the loss of position, the quality of water and the retreat of God are clearly defined. Wherever I went, the first thing I saw was the rise and fall of dragons. Shuikou is in a certain word, there are mountains and waters, and there are peaks in the official. The twenty-four characters are drawn with lines, and the first twenty-four figures are entered according to the dragon method. According to the law, there are very few people who are not born after burial.