if you cannot describe the responsibility of a class in 25…
““if you cannot describe the responsibility of a class in 25 words or less, it may have more than one responsibility, and the new ones should be split out into their own classes.””
About This Quote
This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation.
If a class’s responsibility can’t be described concisely, it likely has multiple duties and should be split.
In simple terms: Long class responsibilities indicate poor design.
Key Takeaway
Refactor into focused classes.
Themes
software engineering
design patterns
modularity
Mood
practical
technical
Type
educational
guideline
When to use this quote
- large codebases
- team projects
- maintenance
Key Concepts
single responsibility principle
code clarity
Questions to Reflect On
- How many responsibilities is too many?
- What criteria decide class boundaries?
A Different Perspective
Over‑splitting can fragment functionality.