Kitap 2
7
(5) There are three things that are the motives of choice and three that are the motives of avoidance; namely, the noble, the expedient, and the pleasant, and their opposites, the base, the harmful, and the painful. Now in respect of all these the good man is likely to go right and the bad to go wrong, but especially in respect of pleasure; for pleasure is common to man with the lower animals, and also it is a concomitant of all the objects of choice, since both the noble and the expedient appear to us pleasant.
8
(6) Again, the susceptibility to pleasure has grown up with all of us from the cradle. Hence this feeling is hard to eradicate, being engrained in the fabric of our lives.
8
(7) Again, pleasure and pain are alsoSc., as well as being the sources of our feelings. the standards by which we all, in a greater or less degree, regulate our actions.
9
On this account therefore pleasure and pain are necessarily our main concern, since to feel pleasure and pain rightly or wrongly has a great effect on conduct.
