The Government of the United States is a definite Government, confined to specified objects. It is not like the state governments, whose powers are more general.

羊羔有跪下接受母乳的感恩举动，小乌鸦有衔食喂母鸦的情义。

Facing challenges requires courage to overcome difficulties and turn crises into development opportunities.

我活得越久，就越遗憾自己知道的太少。