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.

The truth is, I don't know what I would have done without mathematics.

A company’s culture is defined by the actions of its leaders, not just its mission statement.

Legal rules are not merely commands backed by threats.

即使没人相信你，也要相信自己。