There is no such thing as book heaven. Unless you're in Bogota, Colombia, and know an angel named Jose.
What do you do with old books?
You might pass them along to a friend, donate them, or add them to one of those Little Free Libraries. But, let's be honest, a good amount of used books end up in the trash.
If you live in Bogota, Colombia, the person who picks up your discarded book might be José Alberto Gutiérrez. And if Gutierrez finds your old book, it is one lucky little book indeed.