道气常上下，经营天地内外，所以不见，清微故也。
道气常在天地内外运行流转，之所以看不见，是因为它极其清微。
In the realm of mathematics, every problem is an opportunity to discover something new.
我们讲故事是为了活着，我们活着是为了讲故事。
In this ever-changing society, the most powerful and enduring brands are built from the heart. They are real and sustainable. Their foundations are stronger because they are built with the strength of the human spirit, not an ad campaign.