所有人类的错误都是不耐烦，过早地中断有条不紊的程序，对表面问题进行明显的围栏。
All human errors are impatience, a premature breaking off of methodical procedure, an apparent fencing-in of what is apparently at issue.
寻找互反律是数学史上的一个基本主题。
Liberty consists in doing what one desires.
The computer is the first metamedium, and as such it has degrees of freedom for representation and expression never before encountered.
我不害怕失败。我害怕不去尝试。