ascetics
Aesthetics, perhaps, mate?
ascetic (əˈsɛtɪk/); noun; plural noun:
ascetics - a person who follows an ascetic life.
synonyms: abstainer, recluse, hermit, solitary, anchorite, anchoress, celibate, puritan, nun, monk
aesthetics (iːsˈθɛtɪks,ɛs-/); noun; noun: aesthetics; noun: esthetics - a set of principles concerned with the nature and appreciation of beauty; the branch of philosophy which deals with questions of beauty and artistic taste.
Of course, ascetic could be applied to some here to some extent (myself included). :)