Full Idea
The acquisition of scientific knowledge is impossible without universals.
Clarification
'Knowledge' here is the Greek word 'epistemé'
Gist of Idea
The acquisition of scientific knowledge is impossible without universals
Source
Aristotle (Metaphysics [c.324 BCE], 1086b03)
Book Reference
Aristotle: 'Metaphysics', ed/tr. Lawson-Tancred,Hugh [Penguin 1998], p.425