EntityQ1975027· pop 15· linked from 39 articlesperfectionismSign in to savepersistence of will in obtaining the optimal quality of spiritual, mental, physical, and material beingConnectionsethicsEntityRalph Waldo EmersonEntityutilitarianismEntityWilliam ShakespearePersonAristotleEntityPlatoEntityFriedrich NietzscheEntityImmanuel KantEntitySigmund FreudEntityknowledgeEntityGeorge Bernard ShawEntitymindEntityhappinessEntityHenrik IbsenEntityInternational Standard Book NumberEntityHarvard UniversityEntityJohn Stuart MillEntityspiritualityEntityHenry JamesEntityrationalismEntityCategoriesEthical schools and movementsEthical theoriesMetaethics