With that money a hundred triremes were built, which were subsequently used to fight against Xerxes. After this he kept gradually turning the thoughts of the Athenians in the direction of the sea, because their land force was unable even to hold its own against the neighbouring states, while with a powerful fleet they could both beat off the barbarians and make themselves masters of the whole of Greece. Thus, as Plato says, instead of stationary soldiers as they were, he made them roving sailors, and gave rise to the contemptuous remark that Themistokles took away from the citizens of Athens the shield and the spear, and reduced them to the oar and the rower's bench. This, we are told by Stesimbrotus, he effected after quelling the opposition of Miltiades, who spoke on the other side. Whether his proceedings at this time were strictly constitutional or no I shall leave to others to determine; but that the only safety of Greece lay in its fleet, and that those triremes were the salvation of the Athenians after their city was taken, can be proved by the testimony, among others, of Xerxes himself; for although his land force was unbroken, he fled after his naval defeat, as though no longer able to contend with the Greeks, and he left Mardonius behind more to prevent pursuit, in my opinion, than with any hopes of conquest. V. Some writers tell us that he was a keen man of business, and explain that his grand style of living made this necessary; for he made costly sacrifices, and entertained foreigners in a splendid manner, all of which required a large expenditure; but some accuse him of meanness and avarice, and even say that he sold presents which were sent for his table. When Philides the horse-dealer refused to sell him a colt, he threatened that he would soon make a wooden horse of the man's house; meaning that he would stir up lawsuits and claims against him from some of his relations.