58 Prof. Ernst HaecM. 



vard University, to say nothing of the distinguished positivists, sci- 

 entists, and monists I have already named all deserve the same "pre- 

 posterous" epithets. But why are such epithets used? Evidently 

 they are inspired in our otherwise gracious friend by his unfortunate 

 belief in " the unknowable "the very same unscientific faith which 

 placed more than burning words around Bruno and Servetus. Does 

 not this lapse and the tendency of that faith also show that Mr. Harri- 

 son was right in his contention that the friends of science and human- 

 ity have no more pressing duty than the exorcism of this last of the 

 unknowable spooks from a haunted world 1 

 hope, which, if the world have a Ideological constitution, may have propl;efc 



