3p48d.md (388B)
1 This Prop. is evident from the mere definition of love 2 and hatred (III. xiii. note). For pleasure is called love 3 towards Peter, and pain is called hatred towards Peter, simply in 4 so far as Peter is regarded as the cause of one emotion or the 5 other. When this condition of causality is either wholly or 6 partly removed, the emotion towards Peter also wholly or in part 7 vanishes. Q.E.D. 8 9