Being brave isn’t the absence of fear. Being brave is having that fear but finding a way through it.
勇敢不是没有恐惧。勇敢是虽有恐惧，但能找到克服它的方法。
谨记自己总会死去，是让自己避免陷入“人生有所失”思考的最佳方法。
We must accept finite disappointment， but never lose infinite hope.
The beauty of a mathematical idea is that it can be shared and understood across cultures and time.
过去从未死去，甚至从未过去。