“If, therefore [when we are successful], we follow up our success with moderation, we might, perhaps, be able to grow old in happiness unalloyed with danger. But if we enjoy it intemperately and try to pursue first one success and then another, see to it that we do not share the same fate that they say many have suffered upon the sea, that is, because of their success they have not been willing to give up seafaring, and so they have been lost; and many others, when they have gained a victory, have aimed at another and so have lost even what they gained by the first.