106 



and store of nature, " in dem Gedanken selbst das 

 Wahre ist zu suchen 1 ." 



" Long fed on boundless hopes, O race of man, 

 How angrily thou spurn'st all simpler fare." 



The genius and courage concerned in a par- 

 ticular discovery or reform it were impossible to 

 estimate; there is no method of determining the 

 specific gravity of such adventures : moreover we are 

 now so well used to the lights, bells, and soundings 

 of the routes of scientific enquiry that it is hard for 

 us to realise the pain and peril of fogs and con- 

 trary winds in voyages where were no such guides. 

 Indeed no exposition of defects of methods can 

 explain false habits of thought without a careful 

 estimate of historical causes also, in what we may 

 call the embryology of thought ; for at no time 

 were right methods of thought wholly wanting, or 

 even wholly disregarded. But, as we approach 

 Harvey's own time, if on the one hand I have 

 shown that Europe until he came was not ready 

 for him, on the other hand I trust I have made 

 it more easy to conceive the weight of the social 



1 Even Descartes has some share with Hegel in the pro- 

 found error that whatsoever is clearly and definitely conceived 

 is true. The inference if true for formal logic, is not true 

 for natural processes ; for instance, Descartes' well-known 

 attribution of the soul to the pineal gland, because all other 

 parts of the brain are double, and the soul is single ! 



