清明彪炳的节义，是在独居之时修身励志、培养出来的；旋转乾坤的治国韬略，是在临深履薄的谨慎戒惧中造就而成的。

"A writer’s voice is found in the silence between the words."

The only way to do great work is to love what you do.

强调历史研究既要理解历史背景，又要保持学术批判性。

There is no easy walk to freedom anywhere, and many of us will have to pass through the valley of the shadow of death again and again before we reach the mountaintop of our desires.