Full Idea
Some conceptions are conceived on the basis of direct experience, some on the basis of similarity, some on the basis of analogy, some on the basis of transposition, some on the basis of composition, and some on the basis of opposition.
Gist of Idea
Our conceptions arise from experience, similarity, analogy, transposition, composition and opposition
Source
report of Stoic school (fragments/reports [c.200 BCE]) by Diogenes Laertius - Lives of Eminent Philosophers 07.52
Book Reference
'The Stoics Reader', ed/tr. Inwood,B/Gerson,L.P. [Hackett 2008], p.13
A Reaction
These are examples of what I think of as 'philosophical faculties', probably not mentioned by either psychologists or neuro-scientists, but seen by philosophers as necessary preconditions for certain basic operations of thought.
Related Idea
Idea 20805 All our concepts come from experience, directly, or by expansion, reduction or compounding [Stoic school, by Sext.Empiricus]