成功不是终点，失败也不是致命的：重要的是继续前进的勇气。
"To be yourself in a world that is constantly trying to make you something else is the greatest accomplishment."
Wrinkles should merely indicate where smiles have been.
有的鸟终究是关不住的，因为他们的羽翼太过光辉，当他们飞走时，你会由衷的祝贺他们获享自由；然而无奈的是：你得继续在这无聊之地苟且偷生。
不容忍他人的观点（无论他们多么无知或不连贯）不仅仅是错误的；在一个没有对错之分的世界里，情况更糟：这是一个你令人尴尬地不成熟或可能是危险的迹象。
The power of mathematics lies in its ability to abstract and generalize.
"History is not just about events, but about the people who lived through them."
"You can't control everything, but you can control how you react to things."