To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyses reviews to verify trustworthiness.
This book would mean nothing to most people...but if you're a practicing Buddhist, this is an important text. Particularly if you lean toward Mahayana (greater vehicle) ideas. This text was meaningful to me in cahoots with "Buddhist Self Ordination" by Alexander Duncan.