ἆρά γε λόγον ἔχει δυοῖν ἀρχαῖν, ὑλικῆς τε καὶ δραστικῆς → does it in fact have the function of two principles, the material and the active?
(1) fŏlĭa, æ, f., c. folium : Isid. Orig. 17, 9, 105.