Cicero: “Are there then no old men's employments to be after all conducted by the intellect, even when bodies are weak?”

For they secure one sort of justice, to be sure, in that they do no positive wrong to anyone, but they fall into the opposite injustice; for hampered by their pursuit of learning they leave to their fate those whom they ought to defend.

Such acts of generosity are not to be so highly esteemed as those which are performed with judgment, deliberation, and mature consideration.

Not only must we show consideration for those whom we have conquered by force of arms but we must also ensure protection to those who lay down their arms and throw themselves upon the mercy of our generals, even though the battering-ram…

But those wars which have glory for their end must be carried on with less bitterness.