"The value of a man should be seen in what he gives and not in what he is able to receive."

花园的墙应该足够高以将世界挡在外面，但又足够低以让天空进来。

The most dangerous myth in fishing is that there will always be more fish.

The beauty of mathematics lies in its ability to describe the universe in the most elegant and concise way.

钢铁的未来在于回收和减少碳排放。