So before you book. And this book is not the usual ... It's "Pocket Guide Messiah" by Richard Bach - or rather, its Android - version. Mentally question you ask. Now close your eyes, open the book at random, open your eyes and read the answer ... It might work flawlessly fear will sink into a smile, doubts will flee away from the sudden bright insight. But ...... In this book may be all a mistake. Of course, it can. But it may not be. Error or mistake - this is not a book solves. Only you can say that you are not a mistake. Responsibility on you ..