The baby is being approached, goes like this , smiles like this , and then the aversion .

有人走近这个婴儿，像这样，眉毛上挑凝视，开始微笑，像这样笑，大笑头偏向左，然后是讨厌的人，大笑头避开。

耶鲁公开课 - 心理学导论课程节选

And notice, unlike Scratch where some of you might have realized it starts to get a little ugly, you have an "if else" and then you have another here and another one and things start to move and move and move like this, it gets very messy.

请注意，不像Scratch，在那里,你们其中某些人可能认识到它变得有点丑，你有一个“if，else“然后这里又另一个,那里又有一个，代码就像这样开始跳转，跳转再跳转,它开始变得有点凌乱了。

哈佛公开课 - 计算机科学课程节选