1. The proverb "The mirror reflects the shape, and the past reflects the present" means that the mirror is used to reflect people's appearance, and learning from the past is used to understand or guide today.

2. It comes from "The Biography of Han Poems" V: "If you are virtuous, you will prosper, and if you are corrupt, you will die. Since ancient times and today, there is no one who is otherwise. Those who have a bright mirror are also in shape, and those who have lived in the past know the present. "