All these burdens were taken off the poor and laid on the rich.

Then an additional honour was conferred upon them; for the suffrage was not now granted promiscuously to all, as it had been established by Romulus, and observed by his successors, to every man with the same privilege and the same right, but gradations were established, so that no one might seem excluded from the right of voting, and yet the whole power might reside in the chief men of the state.

For the knights were first called, and then the eighty centuries of the first class; and if they happened to differ, which was seldom the case, those of the second were called: and they seldom ever descended so low as to come to the lowest class.

Nor need we be surprised, that the present regulation, which now exists, since the tribes were increased to thirty-five, should not agree in the number of centuries of juniors and seniors with the amount instituted by Servius Tullius, they being now double of what they were at that time.
For the city being divided into four parts, according to the regions and hills which were then inhabited, he called these divisions tribes, as I think, from the tribute.[55] For the method of levying taxes rateably according to the value of estates was also introduced by him; nor had these tribes any relation to the number and distribution of the centuries.
[Footnote 55: Varro, de L.L.iv.

36, thinks, on the contrary, that _tributum_ was so called, as being paid by the _tribes_.] 44.