writing-clearly-and-concisely

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Apply Strunk's timeless writing rules to ANY prose humans will read—documentation, commit messages, error messages, explanations, reports, or UI text. Makes your writing clearer, stronger, and more professional.

⭐126stars🔀21forks📁View on GitHub🕐Updated Oct 18, 2025

When & Why to Use This Skill

This Claude skill applies the timeless principles of William Strunk Jr.'s 'The Elements of Style' to any form of human-readable prose. It systematically improves writing clarity, strength, and professionalism by enforcing essential rules such as using active voice, omitting needless words, and ensuring specific, concrete language. Ideal for transforming rough drafts into polished, high-impact communication.

Use Cases

  • Technical Documentation: Refining README files, technical explanations, and API documentation to ensure they are concise and easy for developers to follow.
  • Software Development: Polishing commit messages, pull request descriptions, and code comments to improve team communication and project maintainability.
  • User Experience (UX) Writing: Crafting clear and professional UI copy, error messages, and help text that guide users effectively without unnecessary jargon.
  • Business Communication: Editing reports, executive summaries, and professional emails to deliver impactful messages with a strong, authoritative tone.
  • Content Editing: Reviewing blog posts or articles to remove redundant phrases and improve the overall flow and readability of the narrative.
namewriting-clearly-and-concisely
descriptionApply Strunk's timeless writing rules to ANY prose humans will read—documentation, commit messages, error messages, explanations, reports, or UI text. Makes your writing clearer, stronger, and more professional.

Writing Clearly and Concisely

Overview

William Strunk Jr.'s The Elements of Style (1918) teaches you to write clearly and cut ruthlessly.

WARNING: elements-of-style.md consumes ~12,000 tokens. Read it only when writing or editing prose.

When to Use This Skill

Use this skill whenever you write prose for humans:

  • Documentation, README files, technical explanations
  • Commit messages, pull request descriptions
  • Error messages, UI copy, help text, comments
  • Reports, summaries, or any explanation
  • Editing to improve clarity

If you're writing sentences for a human to read, use this skill.

Limited Context Strategy

When context is tight:

  1. Write your draft using judgment
  2. Dispatch a subagent with your draft and elements-of-style.md
  3. Have the subagent copyedit and return the revision

All Rules

Elementary Rules of Usage (Grammar/Punctuation)

  1. Form possessive singular by adding 's
  2. Use comma after each term in series except last
  3. Enclose parenthetic expressions between commas
  4. Comma before conjunction introducing co-ordinate clause
  5. Don't join independent clauses by comma
  6. Don't break sentences in two
  7. Participial phrase at beginning refers to grammatical subject

Elementary Principles of Composition

  1. One paragraph per topic
  2. Begin paragraph with topic sentence
  3. Use active voice
  4. Put statements in positive form
  5. Use definite, specific, concrete language
  6. Omit needless words
  7. Avoid succession of loose sentences
  8. Express co-ordinate ideas in similar form
  9. Keep related words together
  10. Keep to one tense in summaries
  11. Place emphatic words at end of sentence

Section V: Words and Expressions Commonly Misused

Alphabetical reference for usage questions

Bottom Line

Writing for humans? Read elements-of-style.md and apply the rules. Low on tokens? Dispatch a subagent to copyedit with the guide.