You will not achieve your long-term goals following get rich quick schemes, fad diets, or buying the latest re-invent yourself book. Beware of the accomplices in the crowd.
There may be guides that help us along the way; fingers pointing to the moon. I've learned a lot from Thich Nhat Hanh, Eckhart Tolle, Seth Godin, and even Anthony Robbins. Their works and words have inspired and directed me, but I still have to walk the walk myself.
Snake oil doesn't work any better today than it did a hundred years ago; it simply comes in a new package.