DEATH AND RESURRECTION. 69 



tire cosmos. Is not this impossible? 

 We answer that in many ways, espe- 

 cially through the spectral analysis, we 

 already know that nature's elements 

 everywhere are the same and that they 

 everywhere have the same qualities. 

 If Harvey's law can be deduced from 

 the matter we are able to investigate, 

 we have at the same time shown its 

 validity for the whole of the universe 

 without limitations as to time and 

 space; because then we may apply in 

 regard to organic substance Biichner's 

 true remark as to the products of na- 

 ture in times past. "The natural 

 forces," he says, "that governed the 

 universe formerly are the same as those 

 whose results we now witness every 

 day and moment. Earth's past time is 

 to our thought nothing but an unroll- 

 ing of its present. The geologists, 

 guided by their knowledge of nature 

 and its present laws, have been able 

 with increasing accuracy to trace back 

 evolution to the most distant ages. 

 Meanwhile it has been established that 



