48 



unity of principle. He could distinctly see that a 

 cow has a straight back, and a camel a crooked one, 

 and he would conclude therefrom, that a cow and 

 a camel are two totally different animals. But he 

 could with difficulty be brought to see, that as a cow 

 and a camel have each of them seven neck bones 

 and four stomachs, there is a unity of principle 

 between them. Thus he cannot see the unity of 

 principle between typhus in a man and rinderpest in 

 a cow, because he has only an eye for the differences. 

 He says when you cut the cow open, you find an 

 inflamed membrane here, and an inflamed membrane 

 there, a disorganized appearance about the second 

 stomach, an unusual look about the third, and some- 

 thing" or other else about the fourth, all of which, he 

 says, is totally different from t}'phus in a man. Of 

 course it is. How can a man possibly be disorga- 

 nized in his third stomach, when he hasn't got one. 



I was told the other day of a little boy who had 

 g'ot the mumps. He was hung'ry as an og're, but 

 could not open his mouth to eat. So the country 

 apothecary was sent for, who immediately pro- 

 nounced it not mumps, nor an}* thing 1 to do with 

 mumps, because the swelling began half an inch or 

 so lower down in the jaw than is usual in mumps. 

 And no doubt, if he had been allowed, he would 

 have proceeded to treat it as some mysterious, awful 

 and unknown malady. And this is the way we 

 allow ourselves to be bamboozled by men, who have 

 senses like a dog or a cat, to observe detached 



