"Tennis is a mental game. Everyone is fit, everyone hits great forehands and backhands."

石油化工的未来在于高附加值、低碳产品。

The idea of inflation is that the universe underwent a period of extremely rapid expansion in its earliest moments.

You are the only real obstacle in your path to a fulfilling life.

在一粒沙中看到一个世界，在一朵野花中看到一个天堂，将无限握在掌心，将永恒握在一小时中。

There is something profoundly mysterious about quantum mechanics that we still don't understand.

经济周期的福利成本并非周期本身，而在于人们是风险厌恶的。