问题的数学表述通常比其解决方案更重要,后者可能仅仅是数学或实验技巧的问题。
In mining, safety isn't just policy - it's personal.
我不想成为榜样。我想成为一个真实的人。
The secret of happiness is freedom, and the secret of freedom is courage.
A smooth sea never made a skilled sailor.
说出真相就是革命性的。