[古希腊]亚里士多德/Aristotle
.“Forwithoutfriends,”Aristotlesays,“noonewouldchoosetolive, thoughhehadallothergoods.”Wordsworthrememberinginaworldofperishable“goods.”
AccordingtoAristotle, friendshipeitheris, oritinvolves, astateofcharacter, 'scompany（friendshipofpleasure），oronusefulnessinassociation（friendshipsofutility），oronmutualadmiration（friendshipsinvirtue）.Allareessentialtothegoodlife, andthebestsortsoffriendswillnotonlyadmireeachother'sexcellence, buttakepleasureineachother''sclassicdiscussion.
AsthemotivestoFriendshipdifferinkind, , innumberequaltotheobjectsofit, sinceinthelineofeachtheremaybe“mutualaffectionmutuallyknown.”
NowtheywhohaveFriendshipforoneanotherdesireoneanother'sgoodaccordingtothemotiveoftheirFriendship;accordinglytheywhosemotiveisutilityhavenoFriendshipforoneanotherreally, butonlyinsofarassomegoodarisestothemfromoneanother.
Andtheywhosemotiveispleasureareinlikecase:Imean, theyhaveFriendshipformenofeasypleasantry, ;theywhosemotiveispleasuredosoforwhatispleasurabletothemselves;thatistosay, :sincetheobjectisnotbelovedinthatheisthemanheisbutinthathefurnishesadvantageorpleasureasthecasemaybe.
SuchFriendshipsareofcourseveryliabletodissolutionifthepartiesdonotcontinuealike:Imean, :so, ofcourse, whenthemotivewhichmadethemfriendsisvanished, theFriendshiplikewisedissolves;sinceitexistedonlyrelativelytothosecircumstances.
