"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."

Quality is not an act, it is a habit.

Exile is not just a matter of geography; it is a state of mind.

无人机的未来属于那些敢于梦想并付诸行动的人。