Coal will remain part of the energy mix, but it must be cleaner and more responsible.

The joy of solving a mathematical problem is unparalleled; it is a moment of pure intellectual triumph.

Efficiency in operations is the key to staying competitive in this industry.

Don't bend; don't water it down; don't try to make it logical; don't edit your own soul according to the fashion. Rather, follow your most intense obsessions mercilessly.

长期来看，风险与收益相关，但短期内未必如此。

艺术不是为了逃避现实，而是为了面对现实。

债券市场是世界上最重要的市场。