Writing a book is a blood sport. If it doesn't hurt when you're done, you're probably doing something wrong.

Writing a book is a blood sport. If it doesn't hurt when you're done, you're probably doing something wrong.

写书是一项血腥的运动。如果你做的时候没有受伤，你可能做错了什么。

-- Kevis Hendrickson 凯维斯·亨德里克森