"Either he's dead or my watch has stopped"

Groucho Marx's quote is a humorous method of expressing the idea that something is either specific or uncertain. It indicates that the speaker is uncertain of the result of a circumstance, and is using a funny contrast to reveal his unpredictability. The quote recommends that the speaker is unsure if something has happened or not, and is utilizing the comparison of a dead person and a stopped watch to express his unpredictability. The quote is amusing because it is an exaggeration of the speaker's uncertainty, and it also implies that the speaker is not exactly sure if the circumstance is major or not. The quote is a funny method of revealing the concept that something is either particular or uncertain, and it is a suggestion that life has lots of unpredictabilities.