Mastering the Core Teachings of the Buddha: An Unusually Hardcore Dharma Book (Second Edition Revised and Expanded) - Daniel Ingram

The very idea that the teachings can be mastered will arouse controversy within Buddhist circles. Even so, Ingram insists that enlightenment is an attainable goal, once our fanciful notions of it are stripped away, and we have learned to use meditation as a method for examining reality rather than