最好的买入股票的时机是当它便宜的时候，最好的卖出时机是当它昂贵的时候。
The best way to buy a stock is when it's cheap, and the best time to sell is when it's expensive.
The essence of mathematics lies in its freedom.
"Writing is a way of talking without being interrupted."
The beauty of architecture emerges from solving problems, not from decorating surfaces.
I have a different understanding of what is important and what is not.
逝者能教给生者许多东西。