He assumes that Chrysippus did not draw a sharp distinction between the motions which are characterized as elation and so on, on the one hand, and the physical motions involved in goal-directed external actions, on the other. The kinetic terminology refers to physical alterations of the soul, of which the agent is directly conscious, and these are part of action. 135 Inwood thinks that pleasure and distress are impulses to changes in the pneuma in the soul, and that appetite and fear are impulses to attempts to get or avoid apparent good or bad. Only pleasure and distress are associated with feelings. 136 According to Engberg-Pedersen, there are two distinct elem- ents in a passion, the affective and the desiderative.