The stock market is filled with individuals who know the price of everything, but the value of nothing.
The easiest and noblest way is not to be crushing others,but to be improving yourselves.
理解计算的极限需要深入研究支撑算法复杂性的数学基础。
凡是圣人制造的这些东西,无一不是有益于实用才去做的,所以使用财物不浪费,民众能够不劳苦,他兴起的利益太多了。