What do three disasters, eight diseases, five strains and seven injuries mean respectively? Thank god, help me.

First, three disasters-the world is evil. In the last days, it is especially suitable for detailed understanding. The following is a description of the evil robbery, the so-called three disasters. Three disasters, three disasters at the end of the robbery. There are two kinds: 1, three minor disasters (1) and sword and soldier disasters. (2) diseases and epidemics. 3. Famine. 2. Three disasters refer to (1) and fire. (2) floods. (3) Wind disaster. Two, eight diseases-refers to eight problems: 1. This is the so-called handling things that don't belong to you. Nobody cares about him, but insists on his advice. This is called "hey"; 3. It's flattery to cater to the speech while observing the words; 4. Flattery does not distinguish right from wrong, which is called flattery; 5. I like to speak ill of others behind their backs, which is called slander; 6. It is a thief to provoke old friends and alienate relatives and friends; 7. Praise the bad guys who are in cahoots with themselves, and vilify the good guys who are at odds with themselves. This is called rape; 8, regardless of good and evil, duplicity, secretly stealing things that meet their own interests, this is called insidious. Another: Eight Diseases also refer to calligraphy terms. Generally refers to the shortcomings that often appear when writing stippling, commonly known as failure. Eight diseases are fixed on the physical form close to this stippling, such as cow head, rat tail, bee waist, crane knee, bamboo joint, horn, broken wood, firewood and so on. Three, five fatigue-refers to: long-term blood injury, long-term lying injury, long-term flesh injury, long-term bone injury, long-term muscle injury. Four or seven injuries-sadness, anger hurting the liver, cold hurting the lung, full injury to the spleen, strong lifting, sedentary wetland hurting the kidney, fear of unconsciousness, wind and rain, cold and summer injury. Generally speaking, these are all debilitating diseases.