1. It has similar meaning to 3. They both talk about looking at things dialectically.

2. The concept of repeated cycles, Lao Tzu’s thought embodies a lot of discomfort. Sorry, this was not found.

3. A gentleman does not say that small good deeds are not enough to do and then abandon them. Small good deeds are accumulated and become great good deeds. He does not say that small bad deeds are done without harm. Small bad deeds are accumulated and become great bad deeds. -------"Huainanzi·Miao Chengxun"

A moral person does not think that small good deeds are not worth doing and give them up, because when small good deeds accumulate, they become Big good thing.

People are weak in life, and strong in death. All plants and trees are soft and fragile when they are alive, and withered when they die. Therefore, the strong are the disciples of death, and the weak are the disciples of life. If the army is strong, it will be destroyed; if the wood is strong, it will be broken. Be strong at the bottom and weak at the top.

Excerpted from Chapter 76 of Laozi's "Tao Te Ching" Explanation: This article is Laozi's methodology, demonstrating the natural dialectical relationship between the weak and the strong. Things that are growing are weak things, and things that are going downhill are things that are extremely strong and go to the opposite direction. This is explained from the vitality of all things in nature. Therefore, judging from the trend, strength is the path to death, and weakness is the path to survival for all things. Metaphorically speaking, in the human world, society is like a country. The weaker party will gradually gain the upper hand, and if it is too strong, it will go the other way. Just like those countries that rely on their own strength and use troops to show off their strength, they will go the other way. To govern the country, too tough a method will be counterproductive, only weak political methods will be harmonious and harmonious with society.

In the Tai clan chapter of "Huainanzi", there is a saying that "the way of heaven and earth is reversed when it is extreme, and it is damaged when it is full.