勇敢不是没有恐惧。勇敢是有恐惧，但找到克服它的方法。
Being brave isn’t the absence of fear. Being brave is having that fear but finding a way through it.
质量永远不应该妥协，即使面对成本上升。
The best way to predict the future is to create it.
The joy of mathematics is in the discovery of patterns and the understanding of their implications.
I just want to make people happy.