Experiments 



from the path and gathering their harvest on 

 the wild flowers, especially on the meadow 

 sage. To all appearance, their expeditions do 

 not cover more than a radius of a hundred 

 yards or so. Then how did my exiles return? 

 What guided them? It was certainly not 

 memory, but some special faculty which we 

 must content ourselves with recognizing by its 

 astonishing effects without pretending to ex- 

 plain it, so greatly does it transcend our own 

 psychology. 



