你的自我价值由你自己决定，不必依赖别人来定义你。
Your self-worth is determined by you. You don't have to depend on someone telling you who you are.
最难的事情是接受你不是自己故事中的英雄。
My dad was my best friend and greatest role model.
数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。