Library cataloging and classification
main topic	Confucianism
Colon	Q8412
Dewey Decimal	299.512
Library of Congress	BL1830-1883
Universal Decimal	221.7

Confucianism, also known as Ruism, is a system of thought and behavior originating in ancient China. Variously described as tradition, a philosophy, a religion, a humanistic or rationalistic religion, a way of governing, or simply a way of life. Confucianism developed from what was later called the Hundred Schools of Thought from the teachings of the Chinese philosopher Confucius (551–479 BCE).