《太平广记·卷四十七·神仙四十七》
方的是虎玉，生在岩谷中，是虎的宝物，如果用虎毛拂拭它，就会放出紫光，百兽看见都会畏惧屈服。 
方者虎也，生于岩谷，为虎所宝，若以虎毛拂之，紫光迸逸，而百兽慑服。 
The square one is tiger jade, born in rock valleys, the treasure of the tiger. If one strokes it with tiger fur, it will emit a purple light that will terrify all beasts into submission.
<s>[INST] Kindly elucidate the central themes in this passage in English: 方者虎也，生于岩谷，为虎所宝，若以虎毛拂之，紫光迸逸，而百兽慑服。  [/INST] The square one is tiger jade, born in rock valleys, the treasure of the tiger. If one strokes it with tiger fur, it will emit a purple light that will terrify all beasts into submission.</s>
Kindly elucidate the central themes in this passage in English: 方者虎也，生于岩谷，为虎所宝，若以虎毛拂之，紫光迸逸，而百兽慑服。
user
The square one is tiger jade, born in rock valleys, the treasure of the tiger. If one strokes it with tiger fur, it will emit a purple light that will terrify all beasts into submission.
assistant