Overview
About this book
Luck, or Cunning, as the Main Means of Organic Modification is available in the Project Gutenberg source edition credited to Samuel Butler. Catalog subjects include Natural selection; Evolution. This edition retains the source text, including any introductory material and notes.
- First published
- Unknown year
- Language
- English
- Copyright status
- Public domain
- Source edition
- Project Gutenberg ebook #4967
English level
B2–C1 · Deep reading
Luck, or Cunning, as the Main Means of Organic Modification is calibrated from 38,715 sampled words across 23 chapters: sentences average 31.4 words, 52% exceed 24 words and 9.9% of words are nine letters or longer.
Explore the B2–C1 level →Sentence rhythm
What the prose asks
Extended sentences averaging 31.4 words, with 30.4% reaching 40 words or more
Vocabulary
What may slow you down
9.9% of sampled words contain nine or more letters; names and period vocabulary still vary by chapter
Reading rhythm
Medium commitment
Regular chapter-sized stopping points support a steady plan. About 14 calm 30-minute sessions.
Suggested approach
Read with momentum
Read in planned sessions and keep short notes on claims, evidence and changes in voice
Best starting point
Begin with chapter one
The full text is ready with speech, lookup and saved progress.
CEFR-aligned Linden estimate · high confidence · sampled full text · Calibrated 2026-09-08 · Provisional, not an exam certification.
Table of contents
23 chapters
- 01Luck, or Cunning As the Main Means of Organic Modification?2 min
- 02Note2 min
- 03Author’s Preface to First Edition3 min
- 04Chapter I Introduction23 min
- 05Chapter II Mr. Herbert Spencer20 min
- 06Chapter III Mr. Herbert Spencer (continued)15 min
- 07Chapter IV [52a] Mr. Romanes’ “Mental Evolution in Animals”25 min
- 08Chapter V Statement of the Question at Issue14 min
- 09Chapter VI Statement of the Question at Issue (continued)29 min
- 10Chapter VII (Intercalated) Mr. Spencer’s “The Factors of Organic Evolution”16 min
- 11Chapter VIII Property, Common Sense, and Protoplasm13 min
- 12Chapter IX Property, Common Sense, and Protoplasm (continued)15 min
- 13Chapter X The Attempt to Eliminate Mind18 min
- 14Chapter XI The Way of Escape13 min
- 15Chapter XII Why Darwin’s Variations were Accidental18 min
- 16Chapter XIII Darwin’s Claim to Descent with Modification13 min
- 17Chapter XIV Darwin and Descent with Modification (continued)22 min
- 18Chapter XV The Excised “My’s”13 min
- 19Chapter XVI Mr. Grant Allen’s “Charles Darwin”21 min
- 20Chapter XVII Professor Ray Lankester and Lamarck10 min
- 21Chapter XVIII Per Contra19 min
- 22Chapter XIX Conclusion25 min
- 23Footnotes5 min





