Apparently, the Buddha and his teachings were as enticing and yet profoundly puzzling and enigmatic to his contemporaries and followers as they remain to millions today. They challenge everything we commonly take to be real. That which appears substantial, we are told, is not. Contrary to our own (unexamined) inner/ subjective experience, as well as the teachings of most major world religions, we neither are nor have a self, for there is no self either to be or to have. The attempt to reconcile the teachings of the Buddha with existing beliefs and assumptions concerning the nature of reality led to a proliferation of competing philosophical schools. Each school developed its own distinctive Abhidhamma literature, ostensibly representing a deeper understanding of the teachings of the Buddha. In practice, the literature served to distinguish one school from another, guarding against and/or