领导力意味着为了更美好的明天而在今天做出艰难的决定。
True success is not defeating others, but surpassing yourself.
The power of positive thinking is the ability to generate a feeling of certainty in yourself when nothing in the environment supports you.
疫苗的安全性和有效性是其研发中最重要的标准。
The true power of mathematics is not in its complexity, but in its simplicity and elegance.