““The astronomers looked up through telescopes and saw the sky in new detail. This draper, Leeuwenhoek, looked down and saw everything else. He saw that the world was mostly microscopic. All along, the biological story had seemed to be about humans, but Leeuwenhoek would show that we were enormous and oversized—the Big Gulps of life. Linnaeus would much later show that there were more big species than had been imagined. But it was Leeuwenhoek who showed that most life was many times smaller than us. History produces unlikely revolutionaries. Leeuwenhoek was to be, without doubt, a revolutionary””