228 FROM NEBULA TO NEBULA 



and germs. These, he says, being borne away, literally, 

 on the wings of light find lodgment on distant worlds, and 

 originate new chains of evolution more or less resem- 

 bling life terrestrial. 



The theories above outlined, circumscribed, strained, 

 and mutually contradictory as they may appear, repre- 

 sent the supremest efforts of modern scholastic as- 

 tronomy. Their very multiplicity is, of itself, in my 

 judgment, the sufficient proof of their unsatisfactoriness 

 and unsoundness, and demonstrates the urgent need of a 

 cosmic philosophy big enough and broad enough to in- 

 clude the entire physical universe under one clear, con- 

 sistent, dynamical generalization. 



