Don: In 2000, I had a very good friend. One day, he called me and said that his girlfriend had died in a car accident. He was crying on the other end of the phone, and I was very sad. This gave me a starting point for writing songs. . . One day, I was playing the piano in a musical instrument store, and I accidentally played a melody, which is the prelude to "Lilac" that everyone is hearing now. Then I developed this motivation into a song. . I didn't know what lilacs were like before I wrote them. I was not very satisfied with the song at first, so I never took it out after writing it. Later …