Sextus Empiricus Pyrrhoniae Hypotyposes 1.14.132

[132] Therefore in these cases, too, we shall be able to describe the quality of the shaving of the horn and of the compound made up of many shavings, and that of the particle of silver and of the compound of many particles, and that of the sliver of Taenarean marble and of the compound of many such small pieces, and the relative qualities of the pebbles, the hellebore, the wine and the food,—but when it comes to the independent and real nature of the objects, this we shall be unable to describe because of the divergency in the sense-impressions which is due to the combinations.