I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.

We all come from somewhere, and we carry that place with us everywhere we go.

科学最有价值的部分是看到你的工作帮助他人。

History isn't just facts—it's the heartbeat of humanity.

文学是对剥夺感的表达，是对缺失感的补救。