The fist and the open hand -- The sisyphean and the Tantalic : an ontological personality typology -- Separant and participant cultures : the social component of the Tantalus ratio -- Jews and Arabs : the relationship between personality types and social characters -- Interaction, objectlessness, and the self-contiuum -- Self, choice, and uniqueness -- Man, other, and things : the phenomenology of interaction -- The Isaac syndrome -- Rebellion and yearning.