As the popular 1980s singer-songwriter Hou Dejian put it in "When You're 30," a song he wrote after becoming famous as a young man: "When you're 30 you'll understand, sooner or later what will come will come / When you're 30 you'll understand, you're free to love what you love ….
「30 以後才明白，要來的早晚會來；30 以後才明白，想愛的儘管去愛… …。