Chapter XVII.
On Derangement of the Passions..
The passions have been divided into two great classes, 1, such as are intended to impel us to real or supposed good; and, 2, such as are in- tended to defend us from real, or supposed evil. The former are objects of desire^ the latter of aversion. Those of them which are most sub- ject to derangement, or to an unreasonable and morbid excess, are love, grief, fear, and anger. After mentioning the symptoms of their diseases, and their remedies, I shall consider that morbid phenomena of joy, envy, malice, and hatred, and conclude the chapter with a few remarks upon the torpor of the passions. Of Love. This passion, which was implanted in the hu- man breast for the purpose of bringing the sexes together, and thereby increasing their happiness, becomes a disease only where it is disappointed iq