To understand chemistry at its most fundamental level, we must look at the dance of electrons in molecules.

经济景观是一个由不同等级的中心地组成的系统，每个中心地为特定区域服务。

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

I fell off my pink cloud with a thud.

What is success? I think it is a mixture of having a flair for the thing that you are doing; knowing that it is not enough, that you have got to have hard work and a certain sense of purpose.

良好的教养在于隐藏我们对自己较佳的评价，以及隐藏我们对他人较差的评价。