Sextus Empiricus Pyrrhoniae Hypotyposes 3.10.78

[78] For if one ought, as they declare, to take the apparent as evidence for the non-apparent, since, in order to complete the distance of a stade a man must first complete the first portion of the stade, and secondly the second portion, and so on with the rest, so likewise everything that moves ought to move by way of orderly progression; for surely if we should assert that the moving thing passes all at once through all the portions of the place wherein it is said to move, it will be in all the portions thereof at once, and if one portion of the place through which it has its motion should be cold, another hot, or, mayhap, one black, another white, so as to be able also to colour things in contact,—then the moving thing will be at once hot and cold and black and white, which is absurd.