It is best to act with confidence, no matter how little right you have to it.

每一个数学问题都是通向新理解世界的窗口。

Short-term gains should never compromise long-term environmental health.

要理解一个生命，你必须吞下整个世界。

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。