" when the performance was over , and the puppets removed behind the curtain , the polytechnic lecturer invited me into his room to take a glass of wine . he talked of my comedies , and i of his science , and i believe we were both equally pleased . but i had the best of it , for there was much in what he did that he could not always explain to me . for instance , why a piece of iron which is rubbed on a cylinder , should become magnetic . how does this happen ? the magnetic sparks come to it,--but how ? it is the same with people in the world ; they are rubbed about on this spherical globe till the electric spark comes upon them , and then we have a napoleon , or a luther , or some one of the kind .
invited the man to his room .
what did the polytechnic lecturer do after the performance ?
what did the polytechnic lecturer do after the performance ?