危机来临时，真正的领导者要敢于担当，快速决策。

"To live is to suffer, to survive is to find some meaning in the suffering."

I don't want to be alone, I want to be left alone.

爱是充实了的生命，正如盛满了酒的酒杯。

跨境合作是解决全球森林砍伐的唯一途径。

代数几何是研究多项式零点的学科。