Frog Phenomenon: The frog phenomenon refers to the death rate of frogs when there is less and less water in a pond. The death rate of frogs will also increase correspondingly. Frogs must constantly adjust their lifestyle to adapt to changes in their living environment. The Law of the Crocodile: The Law of the Crocodile means that if a crocodile bites your foot and you try to struggle, the crocodile will drag you into the abyss at the same time. Catfish effect: Catfish effect refers to a positive change in a system when there is a substance in the system that can cause the catfish effect. Herd effect: Herd effect refers to the behavior of a group. In front of a wolf, a sheep would choose to follow the wolf rather than resist. Hedgehog Law: The Hedgehog Law means that two hedgehogs must maintain a certain distance because they will stab each other if they are too close. The law of watches: The law of watches refers to the accurate rotation of the information on a watch to minutes and minutes, and then determine the completion of 5 miles per hour. Broken window theory: Broken window theory refers to when a system has a loophole, it can be repaired in time to avoid greater losses. The 20 - 80 Law: The 20 - 80 Law means that 80% of the results come from 20% of the reasons. Wooden barrel theory: The wooden barrel theory refers to the maximum capacity of a wooden barrel depends on the shortest piece of all the wooden boards that make up the wooden barrel. Matthew Effect: The Matthew Effect refers to the fact that the better the good, the worse the bad. The greater the success, the greater the failure.