Description"Book of changes", is China's oldest and most authoritative, the most famous a classic, is the crystallization of the wisdom of the Chinese nation. Ancient people use it to predict the future, the decision-making of state affairs, and reflects the current phenomenon, on the test day, under test, measurement of the personnel. However this is only the ancients before mastering scientific method which based on a kind of means, is not a true science. Although some understanding and science, it is because the understanding just has scientific rationality, but can't because it is science. Only when it is a kind of culture.
Key words: book of changes, the Chinese culture, feng shui.