In all parts of history in which he was best versed Vico pursues a stricter and more scientific method, and arrives at safer conclusions.
After the junction of the two branches the river pursues a winding course, generally south-east, for about Boo m.
Among the inoffensive species are counted the graceful green " tree snake," which pursues frogs, birds and lizards to the topmost branches of the forest; also several species of pythons, the commonest of which is known as the carpet snake.
The Arno, which has its source in the Monte Falterona, one of the most elevated summits of the main chain of the Tuscan Apennines, flows nearly south till in the neighborhood of Arezzo it turns abruptly north-west, and pursues that course as far as Pontassieve, where it again makes a sudden bend to the west, and pursues a westerly course thence to the sea, passing through Florence and Pisa.
It is fallen man whom he pursues with his fierce scorn; his view of man's nature - intellect as well as character - is to be read in the light of his unflinching Augustinianism.