The greater the force, the faster and farther the bird flies. If weak in the morning, a throw barely reaches t…
The greater the force, the faster and farther the bird flies. If weak in the morning, a throw barely reaches three zhang; if full at noon, a strong throw reaches fifteen miles. If one has mountain-moving strength and meteor-like speed, they might make the Chirping fly endlessly without falling.
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— Anonymous, Did Mozi Throw the Chirping?