A simple gift can be more valuable than the most expensive one.
You can present someone with a book by your favorite author because you’d like that person to understand you a bit better.
You can present them with a book by their favorite author to show that you know them and that you care.
Not to mention, each book you buy for Christmas is a small token of appreciation for the author too.
For every person out there, there exists a perfect book. Christmas is a great excuse to help them find it.