xxi.); that is, there is no real distinction between this idea and the emotion or idea of the modification of the body, save in conception only.

Therefore the knowledge of good and evil is nothing else but the emotion, in so far as we are conscious thereof.

Q.E.D.
PROP.IX.

An emotion, whereof we conceive the cause to be with us at the present time, is stronger than if we did not conceive the cause to be with us.
Proof .-- Imagination or conception is the idea, by which the mind regards a thing as present (II.xvii.

note), but which indicates the disposition of the mind rather than the nature of the external thing (II.xvi.Coroll.