学问之道无他，求其放心而已矣。
学问的道理没有别的，就是找回那丧失了的善心罢了。
The beauty of computational complexity lies in its ability to classify problems based on their inherent difficulty.
心的沉默是最响亮的呼喊。
女人之美不在五官，而在其内心折射的真美。这就是她给出的关爱和她表现的热情。女人的这种美是随着岁月流逝而增长的。
True progress happens when we listen to both scientists and farmers.
The future of energy lies in the balance between traditional resources and renewable alternatives.
Tomorrow will be better for as long as America keeps alive the ideals of freedom and a better life.
The purpose of statistical methods is to provide a rational basis for drawing conclusions from data.
统计方法的目的是为从数据中得出结论提供合理的基础。