more from Baruch de Spinoza

Single Idea 17193

[catalogued under 11. Knowledge Aims / B. Certain Knowledge / 1. Certainty]

Full Idea

No one who has a true idea is ignorant that a true idea involves the highest certitude; to have a true idea signifying just this, to know a thing perfectly or as well as possible.

Gist of Idea

True ideas intrinsically involve the highest degree of certainty


Baruch de Spinoza (The Ethics [1675], II Pr 43)

Book Reference

Spinoza,Benedict de: 'Ethics', ed/tr. White,WH/Stirling,AH [Wordsworth 2001], p.82

A Reaction

This wildly optimistic view is found in rationalists of the period. Rationalism only becomes tolerable if fallibilism is added to it. See Bonjour.