History of the Five Dynasties in Hanshu was anonymous in Song Dynasty. Kick: failure, frustration. Convenience: familiarity, which means attending classes. The general idea of these two sentences is: after a setback, you have learned a lesson; After one thing, you gain a point of wisdom. These two sentences look at failure from a positive perspective. In my opinion, there is nothing to be afraid of after a setback. As long as we can conscientiously sum up experience and learn lessons, bad things can be turned into good things. "It's never too late to mend" (The Warring States Policy Chu Ce IV). On the contrary, without storms and setbacks, their feelings are bound to be fragile, their ability is bound to be low, and their experience is bound to be lacking. The flowers in this greenhouse can hardly become pillars. This can comfort those who are temporarily frustrated.
Second, in view of the capacity of water passengers to meet each other, in view of the fact that people know good or bad luck. Famous words of experience and lessons
Historical Records, Biographies of Fan Sui and Biographies of Cai Ze by Sima Qian in the Han Dynasty: Mirror, here means taking pictures. He who looks at the water can see its face, and he who looks at each other can know its quality. Take water as a mirror, you can see your face clearly, take people as a mirror, and learn from the success or failure of predecessors or others, so as to know whether your behavior is correct. These two sentences can be used to illustrate that we should be good at learning from others or others.
Third, with copper as a mirror, you can be well dressed; Taking history as a mirror, we can know the rise and fall; Take people as a mirror, you can know the gains and losses.
Jing, Zhenguan politician Ren Xian. Taking copper as a mirror: the ancients polished copper as a mirror. Using copper as a mirror can correct clothes and hats; Taking history as a mirror, we can know the rise and fall of dynasties; Only by taking people as mirrors can we understand the gains and losses. These words use a series of metaphors to illustrate things, which are easily accepted by people. Now they can be used to illustrate that we should take history as a mirror and learn from others' experiences and lessons.