程序测试可以用来显示错误的存在,但绝不能显示它们的不存在!
唯一能让你勇敢的是你自己的恐惧。
The only justice is to follow the sincere intuition of the soul, angry or gentle.
I don't live to dance. I dance to live.
价格之重要,并不在于金钱是至高无上的。在零星分散的信息必须得以协调的巨型社会中,价格乃是快速而有效的信息传导。
The true delight is in the finding out rather than in the knowing.
The joy of mathematics comes from the act of creation, not just the result.