2 2 I can move 9 down, I can move 12 down, I can move 2 down, God and I can cheat by entering God mode and if I hit God and hit Enter well now the problem set solves itself for me.

我可以将9移下来，移动，而且我也可以输入无敌模式，如果我输入,并回车，然后此问题将会自动开始，解决。

哈佛公开课 - 计算机科学课程节选

And what we know is that very often we enter a downward spiral, a vicious cycle when we go into this narrow and constrict mode.

我们知道经常会进入下行螺旋，一个恶性循环，当我们进入狭窄收紧的模式。

哈佛公开课 - 幸福课课程节选