Treasure of Logic on Valid Cognition
"Treasure of Logic on Valid Cognition" (; sanskr. "Subhashitaratnanidhi") is an aphoristic tractate that is considered to be dogmatic. It was written in the beginning of the 13th century by Tibetan spiritual leader and Buddhist scholar Sakya Pandita. One of the most popular tractates in medieval Tibet and Mongolia. Structure of tractate. Treasure of Logic on Valid Cognition consists of 457 poetic aphorisms divided into 9 chapters by thematic features: