Books are critical to freelancers -i had always heard this from my teachers in college, and now I know why they always emphasized it so much.

写书对自由作家来说很重要——以前我的大学老师总是这么说，现在我终于明白他们为什么如此强调这一点。

youdao

My favorite books are four classic, after reading this book can all learn a lot.

我最喜欢的书是四大名著，读完这部书可以学都很多东西。

youdao

These are my books; this is my door.

那些是我的书，那是我的房门。

youdao

My first conclusion, based on this data, is that many indie authors are underpricing their books.

FORBES: Mark Coker: Indie Authors Are Underpricing Their Books