The most exciting discoveries often come from paying attention to unexpected results.

我们都比我们想象的要多得多。

Every improvement in the circumstances of the society tends either directly or indirectly to raise the real rent of land, to increase the real wealth of the landlord, his power of purchasing the labour, or the produce of the labour of other people.

我喜欢挑战某些人。这正是我在做的，而我也从不会失败。

There are some things so serious you have to laugh at them.

一个好的统计分析不仅应该回答提出的问题，还应该提出新的问题。

心是脆弱的，但它也是我们最伟大力量的源泉。