The truth is, the past is all we have. We can't change it, but we can learn from it.
持续学习是应对技术快速变化的唯一途径。
Happiness is not a right; it is a rare and precious exception.
煤炭行业的高质量发展必须坚持安全第一。
The existence of a legal system presupposes the existence of a rule of recognition.
我对人类的状况和是什么让人们行动感兴趣。
遗传密码的发现是理解生命分子基础的一个里程碑。