AN ESSA y ON LONGEVITY. 105 



' The man who does not die of disease reaches everywhere the age 

 of ninety or a hundred years.' — Buffon (French). 



' Non citra allemm seculum ulUmus terminus vitae humanae subsistit. 

 . . . Annas definire erit difficilius.' — Haller, quoted by Flourens. 



' Man, being twenty years growing, lives five times twenty ; that is to 

 say, a hundred.years.' — Flourens. 



C. Chinese Division of Life, SiR J. BOWRING. 



' Journal of Statist. Sod vol. xx. p. 42. 

 Age. 



10 is called Opening degree. 



20 ,, Youth expired. 



30 „ Strength and M9,rriage. 



40 „ Officially apt. 



50 „ Error knowing. 



60 „ Cycle closing. 



70 „ Rare bird of age. 



80 „ Rusty visage. 



90 „ Delayed. 



100 „ Age's extremity. 



D. PloTirens' Division of Life. {loc. cit. p. 24.) 

 Age. 



Others have divided age by periods of seven years. Dr. Farr, in the 

 introduction to the Census of 1851, quotes various such divisions, and 

 gives one of his own. 



B. Old Men in China. SiR J. BOWRING. (loc cit) 

 Relief was administered in the reign of Kanghi (1657)10 373,935 



