The man is deep. He introduced me to a side of the Catholic approach to Christianity I thought was dead. He breathes life into the rituals many of us just regurgitate.
Books like this are great. As you read it, one of two things will happen: 1) your faith will be strengthened (whether by agreement or disagreement) 2) you will realize how weak your faith really is and will desire to strengthen it (perhaps through this book)
Try it, you'll like it!