Method -- The general background -- Some preliminary observations -- Cognitive functions in nibbana -- Emotion and feeling in nibbana -- The dynamics of nibbana -- Nibbana as a state of personality -- Nibbana as emptiness -- Nibbana as cessation of rebirth -- The criteria of transcendence -- A discussion of U 80 -- Nibbana and death -- The personality factors and nibbana -- Way to nibbana -- Nibbana and consciousness -- The personality of the arahant