The third of the ways is much the most specious, but nevertheless it is the most mistaken of all: for indeed this way has no more truth in it than the rest, alleging as it does that the Nile flows from melting snow; whereas it flows out of Libya through the midst of the Ethiopians, and so comes out into Egypt. How then should it flow from snow, when it flows from the hottest parts to those which are cooler? And indeed most of the facts are such as to convince a man (one at least who is capable of reasoning about such matters), that it is not at all likely that it flows from snow. 263