3 387 rules tone grammar response eric schiller comments modern syntax questions comentaries graduate student find modern syntax strayed far theoretical realms ivory tower hesitant delve every two three days another universal proposal proposed someone found untrue someone else nt think end goal grammatical theory explain language functions explanatory adequacy formulation rules facilitate teaching language albeit imperfect rules strictly scientific sense still worried scientific appear rules practical application notion economy good one student would certainly appreciate less model substance p hope nt stuck foot mouth start doctorate faced question specialization like syntax want something hands like sociallinguistics brett rosenberg dept spanish portuguese univ arizona