What do you mean, small for personal use?
Asking questions is rich, but using them for personal use is beneficial. It comes from Zhong Zhong Shu, which means studying hard, asking more questions and learning more. If you are arrogant, you will learn less.
A small source for personal use
Zhong Zhong's Patent is a famous work of Shangshu Shangshu, which solved the most important problem in Shang Tang-the legitimacy of political power. The legitimacy of political power comes from a reasonable system (Dayu's long career), from God's will (destiny) and from the support of the people (complaining about others). ), rather than the handover procedures. This is also an important reason why we think that the Shang Tang Rebellion is a revolution.
China was a great man. His surname is Ren, also known as Lai Zhu. After Xizhong, the great inventor of boats and cars, it is said that when he was born, lightning was like a snake, and it rained cats and dogs, which solved the drought that had never happened in his hometown for many years.
In ancient times, there was thunder, and the sound of thunder was "autumn", and "autumn" was also synonymous with snakes. When it rained, lightning danced like a long snake, so his father took the opportunity to name his son Qiu and tattoo him with a red snake.