Cool crossword

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Across
  1. 1. the main character
  2. 5. replacement of nature
  3. 7. red force
  4. 8. gets burned
  5. 10. source of information
  6. 12. valuable
Down
  1. 2. over used
  2. 3. source of peace
  3. 4. the more knowledge, the more
  4. 6. outside the box
  5. 9. symbol of most people in the society
  6. 11. hard to obtain