--- title: "Meaning & Key Takeaway of: In despair, I offer your readers their…" description: "\"“In despair, I offer your readers their choice of the following definitions of entropy. My authorities are such books and journals as I have by me at t..." image: "https://sms4smile.com/quotes/i/9a6/sydney-herbert-evershed-130363_books_in-despair-i-offer-your-readers-their-ch_237850.jpg" --- # In despair, I offer your readers their choice of the… ![“In despair, I offer your readers their choice of the following definitions of entropy. My authorities are such books and journals as I have by me at the moment. (a) Entropy is that portion of the intrinsic energy of a system which cannot be converted into work by even a perfect heat…” quote by Sydney Herbert Evershed](https://sms4smile.com/quotes/i/9a6/sydney-herbert-evershed-130363_books_in-despair-i-offer-your-readers-their-ch_237850.jpg) [Download](https://sms4smile.com/quotes/i/9a6/sydney-herbert-evershed-130363_books_in-despair-i-offer-your-readers-their-ch_237850.jpg) [Open image](https://sms4smile.com/quotes/i/9a6/sydney-herbert-evershed-130363_books_in-despair-i-offer-your-readers-their-ch_237850.jpg) > ““In despair, I offer your readers their choice of the following definitions of entropy. My authorities are such books and journals as I have by me at the moment. (a) Entropy is that portion of the intrinsic energy of a system which cannot be converted into work by even a perfect heat engine.—Clausius. (b) Entropy is that portion of the intrinsic energy which can be converted into work by a perfect engine.—Maxwell, following Tait. (c) Entropy is that portion of the intrinsic energy which is not converted into work by our imperfect engines.—Swinburne. (d) Entropy (in a volume of gas) is that which remains constant when heat neither enters nor leaves the gas.—W. Robinson. (e) Entropy may be called the ‘thermal weight’, temperature being called the ‘thermal height.’—Ibid. (f) Entropy is one of the factors of heat, temperature being the other.—Engineering. I set up these bald statement as so many Aunt Sallys, for any one to shy at. \[Lamenting a list of confused interpretations of the meaning of entropy, being hotly debated in journals at the time.\]”” Sydney Herbert Evershed ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. Entropy is variously defined, reflecting its complex role in energy, heat, and information theory. **In simple terms:** Entropy has many definitions across science. Key Takeaway Recognize entropy’s multifaceted nature. Themes physics thermodynamics information complexity science Mood analytical educational Type exposition analysis When to use this quote - engineering education - research - policy making - public communication - academic study Key Concepts entropy energy conversion statistical mechanics information theory Questions to Reflect On - How does entropy differ in physics vs. information? - Why is precise definition important? A Different Perspective Simplified definitions may mislead. ★ ★ ★ ★ ★ No ratings yet [Books](https://sms4smile.com/quotes/about/books/) [Energy](https://sms4smile.com/quotes/about/energy/) [Entropy](https://sms4smile.com/quotes/about/entropy/) [Science](https://sms4smile.com/quotes/about/science/) ## Related quotes > [“It is very desirable to have a word to express the Availability for work of the heat in a given magazine; a term for…](https://sms4smile.com/quotes/peter-guthrie-tait/it-is-very-desirable-to-have-a-word-to-express-the-availability-for/) Peter Guthrie Tait > [“I was led to the conclusion that at the most extreme dilutions all salts would consist of simple conducting molecules. 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(b) Entropy is that portion of the intrinsic energy which can be converted into work by a perfect engine.—Maxwell, following Tait. (c) Entropy is that portion of the intrinsic energy which is not converted into work by our imperfect engines.—Swinburne. (d) Entropy (in a volume of gas) is that which remains constant when heat neither enters nor leaves the gas.—W. Robinson. (e) Entropy may be called the ‘thermal weight’, temperature being called the ‘thermal height.’—Ibid. (f) Entropy is one of the factors of heat, temperature being the other.—Engineering. I set up these bald statement as so many Aunt Sallys, for any one to shy at. 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