A social system is a system of relations between persons and between groups.
社会系统是个人之间以及群体之间关系的系统。
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.
Identify your problems, but give your power and energy to solutions.
"A book is a treasure that never loses its value."
The night is a great book, but the stars are its letters.
君子能够驾驭外物，小人则被外物所驱使。