下次你急着去超市的时候，问问自己你是不是真的需要这些东西。

The next time you have the urge to go shopping ask yourself if your really "need" more stuff.

youdao

你在和伦敦唱片公司合作的时候，你还是开始拥有自己的品牌，你是不是更喜欢你自己的品牌？

Even when you are working with London records, you started to have you own brands, do you feel like being an entrepreneur yourself?

youdao

s：你在和伦敦唱片公司合作的时候，你还是开始拥有自己的品牌，你是不是更喜欢你自己的品牌？

S: Even when you are working with London records, you started to have you own brands, do you feel like being an entrepreneur yourself?

youdao

And the first thing you do is ask is it an instance of some problem that other people have already solved?

而且你以前从没碰过这个问题,你首先要做的一件事就是问问自己,这是不是一个别人已经解决了的问题？

麻省理工公开课 - 计算机科学及编程导论课程节选

Conversely, if you get an answer and it doesn't seem to make sense, then you've got to go back and ask, am I violating some of the assumptions, and here you will find the assumption that the particle had that acceleration a is true as long it's freely falling under gravity but not when you hit the ground.

反过来说,如果你得到一个结果,发现似乎是错的,那么你就应该回过头来问问自己,我是不是违反某些前提了,这个模型中,你就发现,只要质点在重力作用下自由下落,质点具有加速度a的前提是正确的,但是落地后就不成立了

耶鲁公开课 - 基础物理课程节选