解释：说同样的话，由于说话的人不同，人们心中的看法也会随之改变。

Sustainable development is not a slogan, but a social responsibility that enterprises must undertake.

地球上的每个人都有一个等待他的宝藏。

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.

技术要为产品服务。

Each new situation requires a new architecture.