成功交易的关键是知道何时买入和何时卖出。
The key to successful trading is to know when to buy and when to sell.
我们的责任不仅限于股东，还包括我们所在的社区。
The presence of those seeking the truth is infinitely to be preferred to the presence of those who think they've found it.
The dead don’t stay where they are buried.