Enjoyment appears at the boundary between boredom and anxiety, when the challenges are just balanced with the person’s capacity to act.

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。

"To write is to breathe, and to breathe is to live."

理论物理学是一种形而上学。

Innovation is not just about technology; it's about how you think and approach problems.