5p10d.md (613B)
1 The emotions, which are contrary to our nature, that 2 is (IV. xxx.), which are bad, are bad in so far as they impede 3 the mind from understanding (IV. xxvii.). So long, therefore, as 4 we are not assailed by emotions contrary to our nature, the 5 mind's power, whereby it endeavours to understand things (IV. 6 xxvi.), is not impeded, and therefore it is able to form clear 7 and distinct ideas and to deduce them one from another (II. xl. 8 note. ii. and II. xlvii. note); consequently we have in such 9 cases the power of arranging and associating the modifications of 10 the body according to the intellectual order. Q.E.D. 11 12