毫无疑问：计算机处理数字-而不是符号。我们通过对活动进行数字化的程度来衡量我们的理解（和控制）。
Make no mistake about it: Computers process numbers - not symbols. We measure our understanding (and control) by the extent to which we can arithmetize an activity.
实现明天的唯一限制是我们今天的疑虑。
The stopwatch in the laboratory measures the vibration frequency of the human soul.