When you were a teenager, you didn't understand, but you would learn to understand, or accept it. When you leave your youth, will you still remember the dream when you came?
When you are young, you are so unruly, so rampant, until you express your love, you can never take it back. At that time, at this moment, you know that we have grown up! !
In the book, the protagonist enters the stage of adult ceremony from an ignorant child, and never understands love, then loves, and then is loved. It is a repeated process. Maybe he missed many people, maybe she missed a lot of love. At a shy age, some things are destined to be not as good as imagined. There are many clues running through the article, and the ending is somewhat unexpected.