Single Idea 2301

[catalogued under 10. Modality / D. Knowledge of Modality / 1. A Priori Necessary]

Full Idea

Some ideas belong exclusively to the mind, such as perceiving that what has been done cannot be undone, and everything else that is known by the light of nature.

Gist of Idea

We know by thought that what is done cannot be undone

Source

René Descartes (Meditations [1641], §6.82)

Book Reference

Descartes,René: 'Discourse on Method/The Meditations', ed/tr. Sutcliffe,F.E. [Penguin 1968], p.160