Efficiency is doing things right; effectiveness is doing the right things.

在电子元件制造中，精确不仅是测量问题，更是意图问题。

With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.

From life, from books, from others, we learn.

在二战之前，生活是简单的。在那之后，我们有了系统。