解释：大部分鸟类都是雄性的，而雌鸽却是雌性的，说明了鸟类性别的特殊性。

I don't rap for dead presidents. I'd rather see the president dead.

我不害怕死亡，我害怕不去尝试。

I believe that love is a better teacher than the sense of duty， he said， at least for me.

The question isn't, 'What do we want to know about people?', It's, 'What do people want to tell about themselves?'