Keats" "Ode on Melancholy" expresses the idea that joy cannot exist without sadness. The existence of one depends on the existence of the other:The use of human emotions to describe inanimate natural objects such as weather or animals.The extract below, from "Wuthering Heights" uses a description of the weather to signify Heathcliff"s anger:About midnight, while we still sat up, the storm came rattling over the Heights...