-Emotion, in so far as it is referred to the mind, is an idea, whereby the mind affirms of its body a greater or less force of existence than before (cf. the general Definition of the Emotions at the end of Part III.).
Afektua, Izpirituari dagokion aldetik, ideia bat da, eta honen bitartez Izpirituak bere Gorputzaren lehen baino handiagoko edo tipiagoko indarra baieztatzen du (Afektuen Definizio orokorraren arabera, 3. Zatiaren amaieran aurkitzen dena).