PURPOSELESSNESS

ASANENDINITSELFHow humanity exists, per Kant SEEMSREASONABLE"That's not so outrageous" INCOMPLETEGRADEI may stand for it LOSTONESDIGNITYDidn't save face ARMOREDDINOSAURAnkylosaurus, for one BOOGIEDOWNBRONXHip-hop's birthplace, colloquially ADVENTCALENDARSTheir last windows are opened on Christmas Eve COLORADOSPRINGSDesperately poor lad crossing city VOICECONTROLLEDSmart, in a way BOLTONWANDERERSEccentric wore brand stolen from football club PUTAFACETOANAMEFinally meet in person, or how to make the starred clues match their answers INCIDENTALMUSICPopular tune - claim disc misrepresented original theatrical version? HAVETHELASTWORDGet final say in an argument, e.g. LAUGHOUTOFCOURTRefuse to consider some fun, having nowhere to play tennis?