In productive thinking, the transition from blind manipulation to understanding is crucial.

解释风水学中龙脉与宝藏的关系，认为龙脉汇聚之地常藏有珍贵之物。

我不是天后。我只是对我所做的事情非常热情。

The power of mathematics is in its abstraction, allowing us to see patterns and connections that are not immediately obvious.

The most glorious moments in your life are not the so-called days of success, but rather those days when out of dejection and despair you feel rise in you a challenge to life, and the promise of future accomplishment.