A metaphor is a figure of speech that refers to something as being the same as another thing for rhetorical effect.[1] It may provide clarity or identify hidden similarities between two ideas. Where a simile compares two items, a metaphor directly equates them, and does not use "like" or "as" as does a simile. One of the most commonly cited examples of a metaphor in English literature is the "All the world's a stage" monologue from As You Like It: