What is a scientist?
Einstein, Darwin, Pascal, Aristotle, Hawking, Newton, Ampere, Ohm, Gauss, Faraday, robert hooke, Levin Hooke, Bohr, Watt, Edison, Wright Brothers, Qian Xuesen, Qian Weichang, Qian Sanqiang, Plato, Ding Zhaozhong, Stephenson, Siemens, Galileo, Copernicus.