现在是过去和未来之间的一座脆弱的桥梁。

从n对观测值的样本中获得的相关系数的可能误差是sqrt((1-r²)/(n-2))。

The very definition of the real becomes: that of which it is possible to give an equivalent reproduction... The real is not only what can be reproduced, but that which is always already reproduced. That is the hyperreal.

最大的风险是不冒任何风险。在一个快速变化的世界里，唯一注定失败的策略就是不冒险。

最成功的品牌是那些代表比自身更宏大意义的品牌。