THE GEOMETRICAL SNARE 123 



instinct that underlies the mechanical routine. The 

 spider is to my mind the more wonderful because 

 it is mechanical, because it works on the strictest plan. 

 With instincts so perfect it fashions its lovely fabric. 

 I know not which to admire in it the more, the 

 geometrical instinct that builds it up, or the economy 

 that tears it down. 



