—— 请按键盘 空白键 开始游戏 ——

The only source of knowledge is experience.
The best investment strategy is one that is based on sound principles and executed with discipline.
The most important thing in mathematics is to have a good intuition.
Democracy is a device that ensures we shall be governed no better than we deserve.
忽视环境影响的生产力指标只是会计把戏,而非真正的进步。