for it is not the same thing to be fire and to be an element, but while as a particular thing with a nature of its own fire is an element, the name 'element' means that it has this attribute, that there is something which is made of it as a primary constituent.
aitzitik, sua zehaztutako zerbait den aldetik eta natura den aldetik da osagaia, baina izenak adierazten du bere baitako lehena den zerbait izatea suertatu zaiola berari. Eta berdin "kausa", "bat' eta honelako beste gauza guztiei 15) dagokienez.