在数学中，最深刻的思想往往源于最简单的观察。
In mathematics, the most profound ideas often arise from the simplest observations.
过去是一个拒绝离去的幽灵。
Success in business is about balancing creativity with practicality.
We made gods of men and they leave us. Others make brutes of them and they fawn and are faithful.
In mining, trust is earned through transparency and consistent action.
Never underestimate the power of persistence. Most people give up too soon.