8 .< INTRODUCTION 



counts for the world of nature that we look out 

 upon accounts for the world of mind that we look 

 in upon accounts for the realm of the materialist 

 and for the realm of the transcendentalist. 



Standing upon the solid fact of Evolution, Miss 

 Williams throws a psychic bridge across the mys- 

 terious chasm that yawns between the inorganic 

 and the organic, and yet another bridge across the 

 chasm between the organic and the spiritual. Her 

 idea presumes the existence of a Fourth Dimension, 

 a Higher Space ; and she has the courage to say that 

 man stands upon the verge of its realisation. In- 

 deed, there are certain phenomena that can be ac- 

 counted for only on the hypothesis that there is a 

 fourth dimension, a hyperspace that is pressing con- 

 stantly upon the human consciousness. Miss Wil- 

 liams erects this immense hypothesis and defends it 

 with keen intelligence. It is a stimulating and start- 

 ling conception. 



This idea appeals to me, for I have long believed 

 that there is a hyperspace, a four-dimensional spirit- 

 ual universe. I conceive that this spiritual universe 

 pervades our physical universe, as the spirit per- 

 vades the body. A physical space can hold a 

 spiritual space, somewhat as water can hold air. 

 This higher or spiritual universe is the pulsing life in 

 all this mysterious fabric of nature. 



For long thousands of years men by the help of 

 their senses and by the help of augmenting instru- 



