The first step in liquidating a people is to erase its memory. Destroy its books, its culture, its history. Then have somebody write new books, manufacture a new culture, invent a new history. Before long the nation will begin to forget what it is and what it was. The world around it will forget even faster.

我不是塑料娃娃。我是个真实的女人。

分子设计育种是未来作物遗传改良的重要方向，它将大幅提高育种效率。