过去是一个陌生的国度；他们做事的方式不同。

Psychology is a science, and teaching is an art; and sciences never generate arts directly out of themselves.

When you build with local materials, you build with local knowledge. This is how architecture becomes truly sustainable.

UNIX非常简单，只需要一个天才来理解它的简单性。

"Write what should not be forgotten."

【讲解】：仁，距离我远吗？只要我想要做到仁，仁就随着心念到了。