Classes Quote by John Stuart Mill
““The following are the classes into which, according to this school of philosophy, Things in general might be reduced: Οὐσία, Substantia. Ποσὸν, Quantitas. Ποιόν, Qualitas. Πρός τι, Relatio. Ποιεῖν, Actio. Πάσχειν, Passio. Ποῦ, Ubi. Πότε, Quando. Κεῖσθακ, Situs. Ἔχειν, Habitus.””
About This Quote
Source Lecture: Philosophy of Classification, 1850
The school categorizes reality into substance, quantity, quality, relation, action, passion, place, time, circumstance, and habit.
In simple terms: Reality can be broken into ten fundamental categories.
Key Takeaway
Use categories to analyze concepts.
Themes
ontology
epistemology
classification
Mood
inquisitive
methodical
Type
academic
analytical
When to use this quote
- academic research
- teaching
- writing
- problem solving
Key Concepts
philosophy
logic
metaphysics
Questions to Reflect On
- How do these categories apply today?
- Can some be merged?
A Different Perspective
Rigid categories may oversimplify complex phenomena.
![“[For people] to refuse a hearing to an opinion, because they are sure that it is false, is to assume that their certainty is the same thing as absolute certainty. All silencing of discussion is an assumption of infallibility.” quote by John Stuart Mill](https://sms4smile.com/quotes/img-quotes/c53/john-stuart-mill-477_doubt_for-people-to-refuse-a-hearing-to-an-opi_63929.jpg)
