Page:Bergson - Laughter (1911).djvu/74

 the silent house. At last the two bodies, each quite rigid and as straight as an arrow, slowly bent over towards each other, the sticks came crashing down for the last time on to the two heads with a thud as of enormous mallets falling upon oaken beams, and the pair lay prone upon the ground. At that instant appeared in all its vividness the suggestion that the two artists had gradually driven into the imagination of the spectators: "We are about to become … we have now become solid wooden dummies."

A kind of dim, vague instinct may enable even an uncultured mind to get an inkling here of the subtler results of psychological science. We know that it is possible to call up hallucinatory visions in a hypnotised subject by simple suggestion. If he be told that a bird is perched on his hand, he will see the bird and watch it fly away. The idea suggested, however, is far from being always accepted with like docility. Not infrequently, the mesmeriser only succeeds in getting an idea into his subject's head by slow degrees through a carefully graduated series of hints. He will then start with objects really perceived by the subject, and will en-