The Abhisamayalamkara summarizes all the topics in the vast body of the praj aparamita sutras. Resembling a zip-file, it comes to life only through its Indian and Tibetan commentaries. Together, these texts not only discuss the "hidden meaning" of the praj aparamita sutras--the paths and bhumis of sravakas, pratyekabuddhas, and bodhisattvas--but also serve as contemplative manuals for the explicit topic of these sutras--emptiness--and how it is to...