The Prince by Niccolo Machiavelli Chapter 3 Page 18

Lombardy with the Venetians may be excused as the means whereby a footing was gained in Italy, this other partition is to be condemned as not justified by the like necessity.

Louis, then, had made these five blunders. He had destroyed weaker States, he had strengthened a Prince already strong, he had brought into the country a very powerful stranger, he had not come to reside, and he had not sent colonies. And yet all these blunders might not have proved disastrous to him while he lived, had he not added to them a sixth in depriving the Venetians of their dominions. For had he neither aggrandized the Church, nor brought Spain into Italy, it might have been at once reasonable and necessary to humble the Venetians; but after committing himself to these other courses, he should never have consented to the ruin of Venice.