3p14d.md (521B)
1 If the human body has once been affected by two bodies 2 at once, whenever afterwards the mind conceives one of them, it 3 will straightway remember the other also (II. xviii.). But the 4 mind's conceptions indicate rather the emotions of our body than 5 the nature of external bodies (II. xvi. Coroll. ii.); therefore, 6 if the body, and consequently the mind (III. Def. iii.) has been 7 once affected by two emotions at the same time, it will, whenever 8 it is afterwards affected by one of the two, be also affected by 9 the other. 10 11