Single Idea 451

[catalogued under 11. Knowledge Aims / B. Certain Knowledge / 4. The Cogito]

Full Idea

To think is the same as the thought that IT IS, for you will not find thinking without Being, on which it depends for its expression.

Gist of Idea

Thinking implies existence, because thinking depends on it


Parmenides (fragments/reports [c.474 BCE], B08 ll.?), quoted by Simplicius - On Aristotle's 'Physics' 9.145.1-

Book Reference

'Ancilla to the Pre-Socratic Philosophers', ed/tr. Freeman,Kathleen [Harvard 1957], p.44