In this booklet some aspects of the Abhidhamma have been related to practice. This includes explanations on the Cittas (states of consciousness), the Cetasikas (mental factors), Rupa (material form), planes of existence, Causality and also on Nibbana (the eternal bliss) The main purpose of this booklet is to help the reader to appreciate that the teachings of the enlightened one are never mere theories but always stand to reason and can be verified in the crucible of his or her experience.