Die Neigung des Menschen, kleine Dinge wichtig zu nehmen, hat sehr viel GrofJes hervorgebracht. The human tendency to regard little things as important has produced very many great things. Georg Christoph Lichtenberg (1742-1799) The German physicist and poet Lichtenberg knew nothing about polymer films or nanoparticles. But it is quite likely that he had seen colored glasses with embedded metal nanoparticles made by unidentified Roman glassmakers or so-called ruby glasses created by Johann Kunckel (ca. 1630-1703), a Ger man alchemist. Colored glasses were one of the first...