ii.] QUALITIES. 101 



in precisely the same attire the black dress 

 coat in which he hurried from house to house 

 in Mayfair. Yet he never had a serious illness 

 till his last. There was not a day, probably not 

 an hour, when he could not boast of the mens 

 sana in corpore sano ; and, without headache 

 or heartache, he attained the extraordinary age 

 of 86." 



It is positively startling to observe in these 

 returns the strongly hereditary character of good 

 and indifferent constitutions. I have classified 

 the entries, each entry giving the health of the 

 scientific man, of his father and of his mother 

 respectively, and find as follows : First, a long 

 row of such terms as these : " Excellent ; ex- 

 cellent ; excellent ; " or " Good ; good ; good ; " 

 then comes another row in which some ailment 

 is specified by the scientific man as affecting 

 himself, and as having also affected one or other 

 of his parents. Examples: 1. " Excellent, but 

 hay fever ; father, excellent, but severe hay 

 fever." 2. "Good in early life, subject to head- 

 ache ; father, good, subject to headache." 3. 

 " Delicate in early life, one lung seriously 



