the intensive property of something is the same for the things of same kind & hardness is an intensive property ->  hardness of a something is the same for the things of same kind  the statue is made of a kind of marble & the table is made of the same kind of marble ->  the statue and the table are made the same kind of marble  hardness of a something is the same for the things of same kind & the statue and the table are made the same kind of marble -> the hardness of the statue and the table is the same