I had amoebic dysentery once and it is horrible to try to kill. ...You have to take a nasty drug that causes all sorts of nasty side effects. And it stays in your system until you kill it.
The role of satire is to ridicule or criticize those vices in the society, which the writer considers a threat to civilization. The writer considers it his obligation to expose these vices for the betterment of humanity. Therefore, the function of satire is not to make others laugh at persons or ideas they make fun of.
Although parody can be used to develop satire, it differs from satire to a certain extent. Parody mimics a subject directly, to produce a comical effect. Satire, on the other hand, makes fun of a subject without a direct imitation. Moreover, satire aims at correcting shortcomings in society by criticizing them. Parody Examples in Everyday Life