All are agreed that he had such confidence in the calculations of his own nativity and that of his sons, that, after several conspiracies against him, he told the senate, that either his sons would succeed him, or nobody. It is said likewise, that he once saw in a dream a balance in the middle of the porch of the Palatine house exactly poised; in one scale of which stood Claudius and Nero, and in the other, himself and his sons. The event corresponded to the symbol; for the reigns of the two parties were precisely of the same duration. Each dynasty lasted twenty-eight years; Claudius and Nero both reigning fourteen; and, of the Flavius family, Vespasian reigned ten, Titus three, and Domitian fifteen.