A great way to understand yourself is to seriously reflect on everything you find irritating in others.
形式化方法的美在于它们能够提供关于系统正确性的绝对确定性。
There is no such thing as society: there are individual men and women, and there are families.
El arte es una mentira que nos acerca a la verdad.
Quality is never an accident; it is always the result of intelligent effort.