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Tianxia

Tianxia is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Tianxia rather than just read about it. In short: Tianxia (Chinese: 天下; pinyin: Tiānxià; lit. '[everything] under Heaven'), in historical Chinese cultural understanding, is either the entire geographical world or the metaphysical realm of mortals. In ancient China and imperial China, tianxia denoted the lands, space, and area divinely appointed to the Chinese sovereign by universal and well-defined principles of order.

Key takeaways

  • Tianxia belongs to science; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Tianxia to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Tianxia from memory before moving on to harder problems.

Reference excerpt

Tianxia (Chinese: 天下; pinyin: Tiānxià; lit. '[everything] under Heaven'), in historical Chinese cultural understanding, is either the entire geographical world or the metaphysical realm of mortals. In ancient China and imperial China, tianxia denoted the lands, space, and area divinely appointed to the Chinese sovereign by universal and well-defined principles of order. The center of this land was directly apportioned to the Chinese court, forming the center of a world view that centered on the Chinese court and went concentrically outward to major and minor officials and then the common subjects, tributary states, and finally ending with fringe barbarians. The larger concept of tianxia is closely associated with civilization and order in classical Chinese philosophy. Some contemporary Chinese scholars have attempted to apply the concept in the 21st century.

Historical development

The historical consensus is that a tianxia system existed at various points in Chinese history. Historical views differ, however, on exactly when it was in place. According to academic Chenyang Song, in ancient times, tianxia represented a unity of the "supremacy" (maintaining interconnectedness between political entities), "heaven" (directing the fate of the people), and "ancestors" (who bestowed blessings on royal descendants). How a system of tianxia operated varied over time, ranging from vassal states accepted the authority of a Chinese emperor to when vassal states nominally paid tribute while in fact exercising their own authority. In the most expansive historical view, a tianxia system existed between the Zhou (1027–256 BC) and Qing dynasties (1644–1911). According to political scientist Yan Xuetong of Tsinghua University, "Given the then lack of a modern science of understanding geography, the Chinese notion of all under heaven meant all the land, sea, and people under heaven. The term all under heaven was virtually synonymous with the world." As reconstructed by philosopher Zhao Tingyang, tianxia presupposed "inclusion of all" and implied acceptance of the world's diversities, emphasizing harmonious reciprocal dependence and ruled by virtue as a means for lasting peace. According to Zhao, in the tianxia system, rulers relied on humane authority, as opposed to tyranny and military force, to win the hearts and minds of the people. The tianxia world view was not fully developed during the Shang dynasty. During the Zhou dynasty, it is first attested that Heaven took on anthropomorphic deity traits, and the concept of tianxia became common. Other political terms emerged during this time. These include 'four quarters' (四方; sìfāng)—referring to the territory established by the Zhou court and governed from the capital—and 'ten thousand states' (万邦; 萬邦; wànbāng), referring to both the territory as well as the Hua and barbarian subjects residing on it. The Zhou kings received and empowered these "Ten Thousand States" by virtue of the Mandate of Heaven. During the Spring and Autumn and Warring States periods comprising the latter half of the Zhou dynasty, the power of local rulers developed rapidly, and several regions outside the Zhou cultural sphere became powerful states themselves. As many of these states had shared cultural heritage and economic interests, the concept of a great nation centered on the Yellow River Plain gradually expanded. The term tianxia began to appear in classical texts such as the Zuozhuan and Guoyu. The theme of unification applied to tianxia can be seen in Sun Tzu's The Art of War where the supreme goal of offensive strategy was to conquer without destroying that which you sought to conquer:

… excerpt ends here. Continue reading the full article.

Worked examples

Example 1 — a first encounter with Tianxia

Start with the simplest possible case. Write down what Tianxia claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Tianxia before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Tianxia ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Tianxia

In research
Tianxia appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Tianxia in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Tianxia is common in secondary-school and first-year university syllabi. It links to neighbouring topics Chinese words and phrases, Cultural history of China, Heaven, so understanding it makes those chapters shorter.
In everyday life
Look for Tianxia outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Tianxia in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Tianxia means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Tianxia out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Tianxia in simple terms?

Tianxia (Chinese: 天下; pinyin: Tiānxià; lit. '[everything] under Heaven'), in historical Chinese cultural understanding, is either the entire geographical world or the metaphysical realm of mortals. In ancient China and imperial China, tianxia denoted the lands, space, and area divinely appointed to…

Why does Tianxia matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Tianxia?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Tianxia.

Tags

  • Chinese words and phrases
  • Cultural history of China
  • Heaven
  • Names of China
  • Relationship between Heaven and Mankind
  • World government

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