Add spaces: Butthemainobjectofthequestis,afterall,notthesesecondarybettermentsinbodilyhealth,nerve,character,self-control--welcomeastheyare--butthediscoveryoftruthandthelivingwithinthepresenceofthedivine.
But the main object of the quest is, after all, not these secondary betterments in bodily health, nerve, character, self-control--welcome as they are--but the discovery of truth and the living within the presence of the divine.