Don’t cry to quit, cry to keep going.

认证计划不仅仅是木制品上的贴纸；它们代表了对我们星球的承诺。

I believe in the power of music to change lives.

Every artist dips his brush in his own soul, and paints his own nature into his pictures.

成功是一个糟糕的老师。它诱使聪明人认为他们不会失败。

国际体系的无政府性质迫使各国将自身生存置于一切之上。

数学不仅仅是数字和方程；它是关于理解宇宙中的深层模式和联系。