What we observe is not nature itself but nature exposed to our method of questioning. Our scientific work in physics consists in asking questions about nature in the language that we possess and trying to get an answer from experiment by the means that are at our disposal.
Bio: Alan Greenspan is an American economist who served as Chairman of the Federal Reserve of the United States from 1987 to 2006. He currently works as a private adviser and provides consulting for firms through his company, Greenspan Associates LLC.