Time travel, absolute time travel, comes for time traveling, for love. Each author's article has an introduction. With the introduction, the article will naturally follow the introduction, and the author's thoughts will not escape the circle he has set. It is the same, long and boring. My article has no introduction. Everything comes and goes as much as you like. I write it just for love, just for time traveling. All readers, prepare to float with me. Bring your luggage and dry food. We are ready to hit the road. Friendly reminder: It is best to bring a cotton-padded jacket. It is possible to travel to winter or summer. I am not responsible for those who catch a cold without bringing enough clothes. Thank you for your cooperation! ! ! Okay, brothers, sisters, brothers and sisters, are you ready? LET~S GO