The most important thing in trading is to preserve your capital.

小说不仅仅是一个故事，而是一面反映人性复杂性的镜子。

If you don't take risks, you'll always work for someone who does.

The Langlands program is a challenge to the limits of human understanding.

Gunpowder is not just a tool of destruction, it can also be a medium for creation. 火药不仅是破坏的工具，它也能成为创造的媒介。