In rhetoric or logic, the reversal or inversion of ideas, terms, or sentence structure for stylistic or argumentative effect.
From Greek 'anti' (against/opposite) + 'thesis' (position). Related to Greek rhetorical devices where arguments are inverted or opposed for emphasis.
When JFK said 'Ask not what your country can do for you; ask what you can do for your country,' he used antimesia—flipping the expected order to create a more powerful, memorable statement. This rhetorical trick works because our brains love patterns, and breaking them makes us pay attention.
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