Cicero's Tusculan Disputations

What does the procreation of children imply, and our care to continue our names, and our adoptions, and our scrupulous exactness in drawing up wills, and the inscriptions on monuments, and panegyrics, but that our thoughts run on futurity? There is no doubt but a judgment may be formed of nature in general, from looking at each nature in its most perfect specimens; and what is a more perfect specimen of a man than those are who look on themselves as born for the assistance, the protection, and the preservation of others? Hercules has gone to heaven; he never would have gone thither had he not, while among men, made that road for himself. These things are of old date, and have, besides, the sanction of universal religion. XV. What will you say? What do you imagine that so many and such great men of our republic, who have sacrificed their lives for its good, expected? Do you believe that they thought that their names should not continue beyond their lives? None ever encountered death for their country but under a firm persuasion of immortality! Themistocles might have lived at his ease; so might Epaminondas; and, not to look abroad and among the ancients for instances, so might I myself. But, somehow or other there clings to our minds a certain presage of future ages; and this both exists most firmly, and appears most clearly, in men of the loftiest genius and greatest souls. Take away this, and who would be so mad as to spend his life amidst toils and dangers? I speak of those in power. What are the poet's views but to be ennobled after death? What else is the object of these lines, Behold old Ennius here, who erst Thy fathers' great exploits rehearsed? He is challenging the reward of glory from those men whose ancestors he himself had ennobled by his poetry.…