Acting is a craft that requires constant learning and growth. There's always something new to discover and improve upon.
The city is the greatest invention of mankind.
神经系统是一个动态的、不断变化的系统。
法律规范的有效性不取决于其内容，而取决于其产生的方式。
我不是那种会让对我承诺的爱减少的人。