"Complexity theory teaches us that not all problems are created equal; some are inherently harder than others."

To be alive is to be mortal. To be alive is to be, from moment to moment, a survivor.

没有人想死。即使那些想上天堂的人，也想活着上天堂。

研究不仅仅是回答问题，还要提出正确的问题。

I know how much work it takes to get to the top, but even more to stay there.

Food security begins with resilient farming practices.

注释：怨恨产生于不能容忍他人的小过错，祸患产生于事先没有谋划。

夜晚是一片伟大的海洋，但星星是它的波浪。