There are things which seem incredible to most men who have not studied Mathematics.
对于那些没有研究过数学的人来说，有些事情似乎是难以置信的。
The key to solving complex problems is often to find the right abstraction that simplifies the problem without losing its essential features.
代数几何是研究多项式零点的学科。
世界上冇绝对嘅对与错，只有适合唔适合。
Leadership is not about being in charge. It's about taking care of those in your charge.