Opening On Longevity and Shortness of Life — Aristotle in Plato Scroll…
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Aristotle · G. R. T. Ross
The reasons for some animals being long-lived and others short-lived, and, in a word, causes of the length and brevity of life call for investigation. The necessary beginning to our inquiry is a statement of the difficulties about these points. For it is not clear whether in animals and plants universally it is a single or diverse cause that makes some to be long-lived, others short-lived. Plants too have in some cases a long life, while in others it lasts but for a year. Further, in a natural structure are longevity and a sound constitution coincident, or is shortness of life independent of unhealthiness? Perhaps in the case of certain maladies a diseased state of the body and shortness of life are interchangeable, while in the case of others ill-health is perfectly compatible with long life. Of sleep and waking we have already treated; about life and death we shall speak later on, and …
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