父亲不慈爱，子女就不会孝顺；兄长不友爱，弟弟就不会恭敬；丈夫不仁义，妻子就不会顺从。
The goal of mathematics is to understand the patterns of the universe.
We must be guardians of the ocean, not plunderers.
Success is not about the position you hold, but the difference you make.