Never take yourself too seriously. Nobody else does.
Innovation in technology can drive efficiency and reduce the environmental impact of mining operations.
To be wealthy， accumulate all those things that money can’t buy.
Most people are other people. Their thoughts are someone else's opinions, their lives a mimicry, their passions a quotation.
智能化改造要结合实际，不能盲目跟风。
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.