How to explain the word "geography" in the Book of Changes?

1. The word "geography" in the Book of Changes is: "It is easy to be in harmony with heaven and earth, so it can be the way to tomorrow. Looking up at astronomy and looking down at geography is the reason why you know the secret. It was against the end, so I knew the statement of life and death. Essence is a thing, wandering soul is a change, and it is the realm of knowing ghosts and gods. It is close to heaven and earth, so it does not violate. Know everything, but the Tao is the world, so it is not. Flowing clouds and flowing water, Lotte know life, so I'm not worried. Peace and love, you can love. The scope of heaven and earth is constant, but it is not the same. It is known by the way of day and night, so God has no way and is easy to lose his body. " In this passage, geography is landform.

2. Under the Book of Changes: "The ancients worshipped the king of heaven and earth, but looked up at the sky, overlooking the earth, looking at the text of the beast, looking at the text of the earth, taking the body near and the things far away, so they started gossip to clarify the virtues of the gods and the feelings of all things." Feng shui experts believe that battle righteousness is an ancestor, and all of them come from this. In the evolution of later generations, knowing astronomical geography and being good at geography all mean mastering hydrogeology and geography.

3. Dry for the sky, Kun for the earth, earthquake for the thunder, Xun for the wind, root for the mountain, replaced by Ze, away from the fire for the sun, ridge for the water for the moon.

Kun is a human being, and so is the land. -"Yi Shuo Gua" Kun Kun is the earth image: Shang Kun Xia Kun Chun Yin Gua; Kungua is bright and soft, and is a true saint; It carries all things in a thick and thin way, runs endlessly, advances unbounded and has a smooth image. The six hexagrams of Kun are empty, with broken images, bright and dark, framed and quiet, and pedestrians don't leave. Characters represent villains (from big to small)