可怜的小乌鸦躺在地上，拍着翅膀，叫道：“噢，我们是多么无助的小雏鸟啊！”

The poor young ravens lay upon the ground, flapping their wings, and crying: "Oh, what helpless chicks we are!"

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像不能飞行的鸟类的株状的翅膀，还有人类皮肤的毛发，这些都是我们有共同的祖先的证据。

Vestiges such as the stumpy wings of flightless birds, and the hairs that prickle on human skin, are further testimony to our shared origins.

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她告诉我们知识会给我们飞翔的翅膀。

She tells us that knowledge will give us wings to fly.

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