西汉刘向提出:“书犹药也,善读之可以医愚。”从医学角度来说,医愚就能医病。病的发生,有外因,有内因,内因是根本。许多病实际上起因于愚,愚即重要的一个内因。不科学的生活方式是愚之故,迷信落后是愚之故,染上病疫是愚之故,精神心理出问题也是愚之故。读书,可以了解人的生理卫生、疾病防治等知识,只要付诸行 Liu Xiang Western Han Dynasty put forward: “Book is still drug, good reading can be foolish. ” From a medical point of view, the cure can cure. Disease occurs, there are external causes, internal causes, internal causes are fundamental. Many diseases actually stem from stupidity, which is an important internal factor. Unscientific way of life is a fool’s sake, superstition is a fool’s reason behind, infected with the disease is a fool’s sake, mental problems are also stupid reason. Reading, you can understand people’s physical health, disease prevention and other knowledge, as long as the line