| 4014 | Stoics classify passions according to the opinion of good and bad which they imply [Stoic school, by Taylor,C] |
| 23938 | Passions are ranked, as if they are non-rational and animal pleasure seeking [Nietzsche] |
| 23959 | Some emotions are externally directed, others internally [Solomon] |
| 9309 | Emotions have intentional objects, while a mood is objectless [Svendsen] |
| 23992 | Some Aborigines have fifteen different words for types of fear [Goldie] |