Moral:
The book Warning Book is a life lesson summed up by our ancestors. "Bao Jianfeng comes from sharpening, and plum blossom fragrance comes from bitter cold", which means that Bao Jianfeng comes from sharpening and plum blossom fragrance comes from cold winter. The implication is that good happiness and good quality will not come easily without a painful test. Therefore, temper yourself in pain and the fire of life will flash.
Extended data:
The Book of Warning can be divided into observing the law, saving money, being thrifty, saving time, cultivating one's morality, treating others, preventing others, right and wrong, forgiving others and so on. Take the money for the article. People and articles, peace of mind articles, Be grateful, listen to advice, apologize, Worry prevention, good advice, Justice.
Among them, in addition to the hard training article "Sword front comes from sharpening, plum blossom fragrance comes from bitter cold", the law-abiding article "Good things don't go out, evil things spread to Wan Li; If people don't know, it is well known.
References:
Baidu encyclopedia-plum blossom fragrance comes from bitter cold