Summary
This quote suggests that slang, which refers to informal and unconventional language, is essentially a form of metaphor. Metaphor involves using words or phrases in a figurative sense to convey abstract ideas or concepts. Therefore, the quote implies that slang, as a form of metaphor, possesses an inherent poetic quality. It highlights the imaginative and creative aspects of language, showing how even in everyday conversation, metaphorical expressions can enrich and add a lyrical quality to communication.