The simplicity and innocence in the ivory tower are always admired by many people. Little did I know that I hit my head and was bleeding. Life is full of seas, now that I have lost you, where should I go to find you.
This is the first time that Juan Er has written an article. There must be many shortcomings. I also hope that the readers can point out Juan Er's mistakes and shortcomings, so that Juan Er can have the confidence to write articles and improve.