Anyone who has resigned to go to sea, please help me check the definition of "knowledge" and (pages, publishing house) thank you.

The entry about "knowledge" in China Encyclopedia of Education is as follows: "The so-called knowledge, as far as its content is concerned, is the attribute and connection of objective things and the reflection of the subjective image of the objective world in the human brain. As far as the form of activity is concerned, sometimes it is manifested as subjective perception or representation of things, which belongs to perceptual knowledge, and sometimes it is manifested as the concept or law of things, which belongs to rational knowledge. "

Ci Hai (1999 Reduced Edition) (Shanghai Dictionary Publishing House published in June 2000 1 Edition, p. 4920): ① Achievements or crystallization of human cognition. According to the depth of the object, it can be divided into life common sense and scientific knowledge; According to the systematicness of reflection level, it can be divided into empirical knowledge and theoretical knowledge. Empirical knowledge is the primary form of knowledge, and system science theory is the advanced form of knowledge. According to specific sources, knowledge can be divided into direct knowledge and indirect knowledge, but generally speaking, all human knowledge (talents also belong to the category of knowledge) is formed in social practice the day after tomorrow and is a reflection of reality. Social practice is the basis of all knowledge and the standard for testing knowledge. Knowledge (spiritual things) can be exchanged and passed on to the next generation by means of a certain language form or materialized into a certain form of labor products, and become the spiritual wealth of mankind. Get to know each other and know each other. Refers to familiar people. "Guanzi Entering the Country": "Those who can't live by themselves belong to their old friends and know their hometown party." "Lv Chunqiu Encounter": "People have a bad smell, and their relatives, brothers and wives are all incompetent and ignorant."