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Across

1. Routes extending over 5000 miles for trade

5. Developed in China 5000 years ago,was and still is a commodity

7. Political and ethical with two parts duty and humanity

9. All humans are made evil

Down

2. Government service should be appointed based on talent

3. First teacher political and ethical philosopher

4. The will of heaven is through inaction

6. Longest man made structure

8. Cai lun invented this in 105 AD

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