Love is a strong attachment, closeness, longing, selfless, dedicated and all-consuming emotion between people. In Chinese culture, love is to capture the other person's heart, with the attributes of intimacy, love and commitment, and to have confidence in the longevity of the relationship and to be able to share private life with the other person. Love is an integral part of human nature. In a narrow sense, it refers to the love between lovers. In a broad sense, it also includes the love between friends and the love between relatives. On the basis of the emotion of love, two people will be closely linked together.