建筑是一门社会艺术；它必须首先服务于人。

Once in a while the phenomena we exploit are particularly present. We like a reasonable amount of volatility. In our business we want some action. “Tumult is usually good for us. We don’t have credit lines of any significance. We don’t do a lot of leveraged-type financing.

要成为一个好的数学家，你需要既有直觉又有严谨。

When you think it's the most difficult, it's actually the closest you are to success.