岁月如梭，不堪回首。我这本小书从动笔到出书花了五年，从出书到现在又花了五年，说时迟，那时快，“青春小鸟”已倏然飞去，中年的门坎也一脚迈过。回是回不去了。我的书错误太多：自己的错多，手民之误也多。木已成舟，追悔莫及，除了包羞忍耻，耐心等待（等待五年期的合同 Time flies, overwhelmed. I spent five years moving from a small piece of paper to writing a book. Now I spent five years out of publishing and said it was too late. At that time, “Little Bird of Youth” had suddenly flew to the middle age. Foot crossed. Back is not back. There are too many mistakes in my book: many mistakes in my own hand and many mistakes in my hands. Wood is over, regrettable, in addition to the package ashamed, patiently waiting (waiting for the five-year contract