Confucius famously said: ① It's okay to keep pace with the times. Learning without thinking is useless, thinking without learning is dangerous. 3 sensitive and eager to learn, not ashamed to ask questions. 4 review the past and learn new things, and you can be a teacher. Mencius' famous saying: fish, I want it, and bear's paw also wants it; You can't have your cake and eat it. You can't have your cake and eat it. Life is what I want, and righteousness is what I want; You can't have both, and you have to sacrifice your life for righteousness. I am old, and people are old; Young people, young people, young people. Those who gain the Tao help more, while those who lose the Tao help less. When there is little help, relatives will be there; Help more, and the world will be at peace. Opportunities vouchsafed by Heaven are outmatched by terrestrial advantages, which in turn are outmatched by the harmony among people. Three treasures of princes: land, people and politics. Those who cherish pearls and jade will suffer. A gentleman has three pleasures, and the king of the world does not exist. Parents exist, brothers have no chance, and they are happy; Yang is worthy of the sky, regardless of people, but also happy; It is three pleasures to be educated by talents in the world. Everyone can think of Yao and Shun. The wife will insult herself, and then others will insult her; The family will destroy itself, and then people will be destroyed; The country will cut itself, and then the people will cut themselves. A person who asks for it. A gentleman doesn't complain about heaven or care about people. Wealth can't be lewd, poverty can't be moved, and power can't be bent. This is called a gentleman. Nourishing the heart is not good at lust Therefore, if the sky is going to fall on the Sri Lankan people, we must first suffer from their minds, their bones and muscles, starve their bodies and skins, empty their minds and mess with their actions. Therefore, their persistence has benefited them a lot. Those who love others will always love others; People who respect others will always respect others. If you are poor, you will be immune, and if you are rich, you will help the world. _ It is better to believe in books than to have no books. Source: Diary of Popular Science Fairy Tales