It is here we find our joy, are able to embrace our true selves and discover that we are already complete and perfect. If we are able to be fully present and take each step in the Now we will be opening ourselves to the transforming experience of "The power of now". It's a book to be revisited again and again. A guide to spiritual enlightenment is a book by Eckhart Tolle. The book is intended to be a guide for day-to-day living and stresses the importance of living in the present moment and transcending thoughts of the past or future.