Full Idea
No existing things would be clear to anyone, either in themselves or in their relationship to one another, unless there existed Number and its essence.
Gist of Idea
No things would be clear to us as entity or relationships unless there existed Number and its essence
Source
Philolaus (On the Cosmos (lost) [c.435 BCE], B11), quoted by John Stobaeus - Anthology 1.03.8
Book Reference
'Ancilla to the Pre-Socratic Philosophers', ed/tr. Freeman,Kathleen [Harvard 1957], p.75