理解计算的极限与理解其可能性同样重要。
Understanding the limits of computation is as important as understanding its possibilities.
【释义】处于安乐之境要想到危险,想到了就有准备,有准备就能避免祸患。
Silence is the virtue of fools.
The pursuit of knowledge is a journey without end, and that's what makes it exciting.