MANY FORMS OF PRIESTCRAFT. 21 



minds have been led by them to a gross 

 materlah'sm ? It is not on one subject of 

 inquiry, but in all, that we come speedily to 

 questions which cannot be answered. The 

 result therefore is, that we should never be 

 jealous of research, but always jealous of 

 presumption, — that on all subjects Reason 

 should be warned to keep within the limit 

 of her powers, but from none should Reason 

 be warned away. Men who denounce any 

 particular field of thought are always to 

 be suspected. The presumption is, that 

 valuable things which these men do not like 

 are to be found there. There are many 

 forms of Priestcraft. The same arts, and the 

 same delusions, have been practised in many 

 causes. Sometimes, though perhaps not so 



