The core of the poverty trap: Today’s hunger steals tomorrow’s productivity.

林业创新必须在经济增长与生态保护之间取得平衡。

Safety is not just a priority, it's a value. We must live it every day.

We stopped looking for monsters under our bed when we realized that they were inside us.

Remembering that I'll be dead soon is the most important tool I've ever encountered to help me make the big choices in life. Because almost everything—all external expectations, all pride, all fear of embarrassment or failure—these things just fall away in the face of death, leaving only what is truly important. Remembering that you are going to die is the best way I know to avoid the trap of thinking you have something to lose. You are already naked. There is no reason not to follow your heart.

热机的动力与实现它的工质无关；其量仅由最终实现热量转移的物体之间的温度决定。