模型的唯一真正检验是其预测未来的能力，而未来总是不确定的。

Data are profoundly dumb; they tell you nothing about causes and effects.

The function of art is to do more than tell you what you already know.

The discovery of neutrino oscillations was a turning point in our understanding of particle physics.

——二个叔父孙学成、孙观成早年均因为贫穷必须远赴他乡做工谋生，在孙出生前后因病去世，孙看到清朝绩弱不振，受到外国强敌欺侮，增加自己从事反清革命的动机