The best programs are written so that computing machines can perform them quickly and so that human beings can understand them clearly. A programmer is ideally an essayist who works with traditional aesthetic and literary forms as well as mathematical concepts, to communicate the way that an algorithm works and to convince a reader that the results will be correct.

最好的风险管理不是规避风险，而是有效管理风险。

南怀瑾：世间法不空，与般若有挂碍，等于眼中有沙，认生死轮回为实有；出世间法不空，与般若亦有挂碍，等于肉中有刺，认化城为宝所；故有凡夫生死、二乘涅盘的颠倒梦想。