问题是我们只在我们有麻烦的时候才使用它们。

The problem is that we use them only when we're in trouble.

youdao

如果相互理解是彼此宽容对待的基础，那么我们有麻烦了。

If mutual understanding is the key to tolerance, we're in trouble.

youdao

事实上我们和他们有同样的麻烦。

Actually we have the same troubles they do.

youdao

Let's look at the show of hands? All right so this is the majority here. Good thing physics doesn't work on the rule of the majority otherwise we'd be in big trouble.

不可逆呢？请举手，好的,大多数人这么认为,真理并不掌握在多数人手里,否则我们就会有大麻烦了。

麻省理工公开课 - 热力学与动力学课程节选

Because humans want to eat a lot, they want to bank their calories, they want to seek out foods that are high in sugar, fat, and variety, and if those are available then they're going to be eaten and we've got problems.

人们想要多吃,需要储存能量,人们一直在寻找高糖高脂的食物,如果找到,他们就会全部吃掉,然后我们就有麻烦了

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选