Page:Arthur Machen, The Terror, 1917.djvu/82

The Terror he saw that the tall pine tree was no longer there. In its place there rose above the ilexes what might have been a greater ilex; there was the blackness of a dense growth of foliage rising like a broad and far-spreading and rounded cloud over the lesser trees.

Here, then was a sight wholy incredible, impossible. It is doubtful whether the process of the human mind in such a case has ever been analyzed and registered; it is doubtful whether it ever can be registered. It is hardly fair to bring in the mathematician, since he deals with absolute truth (so far as mortality can conceive absolute truth); but how would a mathematician feel if he were suddenly confronted with a two-sided triangle? I suppose he would instantly become a raging madman; and Lewis, staring wide-eyed and wild-eyed at a dark and spreading tree which his own experience informed him was not there, felt for an instant that shock which should affront us all when we first realize the intoler- [74]