身虽处天地万物之后，心却不在天地万物之前；身虽处天地万物之中，而心却在天地万物之上。
In this trifling affair， that misunderstandings and neglect occasion more mischief in the world than even malice and wickedness. At all events， the two latter are of less frequent occurrence.
每个数学问题都有一个解决方案；只是需要时间和努力去找到它。
Success comes from persistence and focus.
Enjoy failure and learn from it. You can never learn from success.