The rule of three is a rhetorical structure where three parallel items are listed for rhythm and emphasis. "Veni, vidi, vici." "Of the people, by the people, for the people." The pattern works in spoken rhetoric. On LinkedIn it has become one of the more reliable AI-tells. AI models lean on parallel three-item constructions because they create a satisfying cadence that obscures the lack of substance underneath. Readers who pattern-match for AI-generated content now spot rule-of-three constructions immediately. The fix is simple: state the point directly without the parallel scaffold. If three items are genuinely worth listing, list them in plain prose or as actual bullets; do not arrange them for rhythm.
Examples
- AI-style: "Same effort. Same hours. Same complaints."
- Direct: "The team is putting in long days and getting frustrated."
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Related terms
Observation post
A short LinkedIn post that states a single specific observation, often without a story or call to action.
Voice DNA
The specific combination of vocabulary, sentence rhythm, and tone that makes a person's writing recognizable as theirs.
Hook-story-lesson
A three-part LinkedIn post structure: a hook to earn attention, a short story for context, and a lesson the reader can take away.
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