Whenspeakingofuninvitingobjects，Imeanthosewhichdonotpassfromonesensationtotheopposite；invitingobjectsarethosewhichdo；inthislattercasethesensecomingupontheobject，whetheratadistanceornear，givesnomorevividideaofanythinginparticularthanofitsopposite。Anillustrationwillmakemymeaningclearer：——herearethreefingers——alittlefinger，asecondfinger，andamiddlefinger。
Verygood。
Youmaysupposethattheyareseenquiteclose：Andherecomesthepoint。
Whatisit？
Eachofthemequallyappearsafinger，whetherseeninthemiddleorattheextremity，whetherwhiteorblack，orthickorthin——itmakesnodifference；afingerisafingerallthesame。Inthesecasesamanisnotcompelledtoaskofthoughtthequestion，whatisafinger？forthesightneverintimatestothemindthatafingerisotherthanafinger。