Joel Osteen has written many encouraging books and Bless Yourself (affiliate link to the devotional journal, not the book reviewed here) is just one of them.
Bless Yourself
Short, sweet, and to the point, Bless Yourself will lead you on a journey to discover your own limiting beliefs about what God can do in your life. It is one of the books Osteen offers at times on his website and I just cannot find it right now. They only make it available certain times of the year. Any book by Osteen will bless you though. Here’s Think Better, Live Better (affiliate link).