我不是一个完美的球员，我会犯错。
The test of a psychological idea is its life-enhancing power.
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.
最简单的词语往往承载最重的分量。
Technology can help us monitor forests, but wisdom teaches us how to preserve them.