Letters to My Future Self -- Though not technically a book, this is such a cute idea from the book section of the Chinaberry Catalog. Cute for any age & Great as a journal for someone who doesn't want to log in with a diary or journal regularly.
The Book Thief, Markus Zusak: The book is narrated by death, so right away you know it’s going to make you think about the time we have on Earth. And as you’ll be reminded by reading this, time is precious. << I had read this and it's my favorite book