四句

The four terms, phrases, or four-line verses, e. g. [lang id =1028]四句分別 The four terms of differentiation, e. g. of all things into [lang id =1028]有 the existing; [lang id =1028]空 nonexisting; both; neither; or phenomenal, noumenal, both, neither. Also, double, single, both, neither; and other similar applications.