The only real freedom is the freedom to say no.

When everyone tries to sell at the same time, liquidity disappears.

The discovery of quantum algorithms has fundamentally changed our understanding of computational complexity.

"There are moments when the past feels so close you could reach out and touch it, and then it’s gone again, like smoke."

我们必须在经济增长和生态保护之间取得平衡——别无选择。

Life is not a problem to be solved but a phenomenon to be experienced.

不算过错，有多少人为此蒙蔽良心；无可奈何，有多少体面以此为借口。