Do not act as if you had ten thousand years to throw away. Death stands at your elbow. Be good for something, while you live and if is in your power.[τὸ χρεὼν ἐπήρτηται· ἕως ζῇς, ἕως ἔξεστιν, ἀγαθὸς γενοῦ.]

Source:The Meditations of Marcus Aurelius (ed. Walter Scott, 1887), (tr.Collier), Book 4, #17, Page 52
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