And if it is the part of a good general not only to improve the present, but also to judge correctly of the future, then Pericles was such a general, for the war which the Athenians were waging came to an end as he had foreknown and foretold; for they undertook too much and lost their empire. But it was contrary to the principles of Fabius that the Romans sent Scipio against Carthage and were completely victorious, not through the favour of fortune, but through the wisdom and valour of the general who utterly conquered their enemies.