to civil buildings, as opposed not only to ecclesiastical buildings, but to military ones. Justice, or Righteousness, and Veracity, are the characters of Greek art. These may be opposed to religion, when religion becomes fantastic; but they must be opposed to war, when war becomes unjust. And if, perchance, fantastic religion and unjust war happen to go hand in hand, your Greek artist is likely to use his hammer against them spitefully enough.
45. His hammer, or his Greek fire. Hear now this example of the engineering ingenuities of our Pisan papa, in his younger days.
"The Florentines having begun, in Niccola's time, to throw down many towers, which had been built in a barbarous manner through the whole city; either that the people might be less hurt, by their means, in the fights that often took place between the Guelphs and Ghibellines, or else that there might be greater security for the State, it appeared to them that it would be very difficult to ruin the Tower of the Deathwatch, which was in the place of St. John, because it had its walls built with such a grip in them that the stones could not be stirred with the pickaxe, and also because it was of
