It is generally a good idea to return to the classics in any genre. This also goes for UFO literature. Rereading a book after ten or twenty years is a rewarding experience. You will discover new data and ideas you didn t notice before. The reason, of course, is that you are, in many ways, not the same person reading the book the second or third time. Hopefully you have advanced in knowledge, experience, intellectual and spiritual discernment. A good...