Send charcoal in the snow to see the truth, help others and offer love. The icing on the cake has become a thing of the past, helping the spring breeze in send warm. Give people charcoal to keep warm on snowy days. It is a metaphor for giving material or spiritual help to others when they are in urgent need.
The next sentence is to help others and offer love. During the Southern Song Dynasty, Fan Chengda, a famous poet, wrote many well-known poems all his life, which were deeply loved by people. In his later years, he retired to his hometown of Shihu, calling himself a Shihu layman. His works were compiled into "Shihu Jushi Poetry", including a poem "Don't give charcoal in the snow, just talk about the scenery."
Idiom implication
In the cold winter, Song Taizong wants to give charcoal to those who are lonely, lonely and poor. He not only thought thoroughly, but also put this idea of caring for the people into practice in time. Idioms tell people that when others are in danger, they should help them in time, so that they can benefit themselves. Giving charcoal in the snow is often more precious than icing on the cake.
When you describe human nature, it means that when you are high-spirited and proud of your life, many people will think that maybe you will want something in the future, so it is good to have a good relationship with you now. When you are at the bottom of your life, people are afraid that you will ask them for help and avoid it. It is the innate nature of living things to seek good fortune and avoid evil.