我想:丹中尉发现,有些事你是无法改变的,他不想被称为残废,就象我不想被称为傻瓜。
Don't go around saying the world owes you a living. The world owes you nothing. It was here first.
雎鸠在水面张翼低飞,黄莺在枝头婉转歌唱。河面鸳鸯交颈,空中群鸟飞翔。叽喳的鸣叫声,旋律动听美妙。逍遥于春光中,令我心情欢畅。
Randomized evaluations can help us understand what works and what doesn't in development.