法律权威的概念对于法律系统的运作至关重要。
The concept of legal authority is essential for the functioning of a legal system.
如果你对每隻向你吠的狗,都停下来扔石头,你永远到不了目的地。
The future of biology is in understanding the complexity of living systems.
The earth's resources are finite, but human ingenuity is not.
The idea of America is so important to me. It's about freedom, democracy, and the ability to create your own destiny.