一只很有权威的鸵鸟在演讲会上大力向其他鸵鸟宣扬作为鸵鸟的光荣:“我们是世界上最大的鸟,我们生的蛋是世界上最大的蛋,我们是最优秀的动物。”众鸵鸟为其慷慨陈词,激动万分。但有一只名叫奥利弗的鸵鸟却提出疑司:“蜂鸟可以向后飞,可我们还不能向前飞,我们的蛋虽然大,但却不如知更鸟的蛋漂亮。”奥利弗想要告诉它同类的是:每个物种都有其他物种不可比拟的优点。 An authoritative ostrich vigorously promoted the honour of ostriches to other ostriches at the lecture: “We are the largest bird in the world. Our eggs are the world’s largest eggs. We are the best animals.” “All ostriches are generous and excited. But an ostrich named Oliver raised a suspicion: ”The hummingbird can fly backwards, but we can’t fly forward yet. Although our egg is big, it’s not as beautiful as the robin’s egg." Oliver wanted Tell it the same kind of: Each species has the advantage of other species can not be compared.