把这一句，留给此刻的你
The main benefit of the book for the more experienced practitioners is as an evangelical tool. The book will give you some ways of expressing the value and importance of your work that you may not have had before.
这本书对更有经验的实践者的主要好处是作为一个福音的工具。这本书会给你一些方式来表达你的工作的价值和重要性，你可能从未有过。