持志如心痛，一心在痛上，岂有工夫说闲话、管闲事。
坚持志向就像心痛一样，心思全在痛处，哪有时间说闲话、管闲事。
没有比为爱而死更伟大的荣耀了。
I think it's rarely about what you actually learn in class—it's mostly about what questions you ask yourself.
A book can be a friend, a teacher, and a doorway to another world.
最大的挑战是在一个试图让你和别人一样的世界里做自己。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法的：它是关于理解的。