每个数学问题都有一个解决方案;只是需要时间和创造力来找到它。
Every mathematical problem has a solution; it just takes time and creativity to find it.
使生活成为可能的唯一事情是永久的、无法忍受的不确定性;不知道接下来会发生什么。
"The only limit to our realization of tomorrow will be our doubts of today."