你必须成为你希望在世界上看到的改变。
You must be the change you wish to see in the world.
历史不是一条直线；它螺旋上升，将我们困在其循环中，直到我们直面它的幽灵。
我对自己的角色感到自在。我理解我的角色。我知道我能带来什么。
We don't even know how strong we are until we are forced to bring that hidden strength forward. In times of tragedy, of war, of necessity, people do amazing things. The human capacity for survival and renewal is awesome.
理解计算的极限与理解数学的极限同样重要。