人们常说知书达理,书是知识的代名词,意为懂得了知识也就明白了理。殊不知,在浩瀚无垠的知识海洋中,数据和文字一样,既充当符号和标记,也代表和反映着方方面面的知识。知书达理,也包含着知数达理,数清则理明。追溯历史,人类的祖先发明了数,之后便把人世间的善与恶、功与过、是? People often say that the book is reasonable, the book is synonymous with knowledge, which means understanding of the knowledge will understand. As everyone knows, in the boundless sea of ​​knowledge, the data, like words, serves both as a symbol and as a marker, as well as representing and reflecting knowledge of every aspect. Know the truth, but also contains the knowledgeable reason, the number of clear is reasonable. Tracing back to history, the ancestors of mankind invented a number of things.