一旦你能驾驭发生在你的行业价值链上下的一切，接下来就到了该你看看竞争对手正在做什么的时候了。

Once you have a handle on what’s happening up and down the value chain of your industry, it’s time to look at what your competitors are doing.

youdao

让一些朋友也参与进来——这样你就知道并非只有自己在做新的尝试，你们当中有很多人感受到了这次挑战的价值。

Get some friends involved - Many of you found value in this challenge because you knew you weren't the only one trying something new.

youdao

同样道理，既然你已经找到了生命中真正重要的事，那就试着在做其他事情之前最先去关注它。

Once you find what truly matters, try to take care of it first before spending time on tasks that matter less to you.

youdao

There's only one occasion where it helps to go to three dimensions because there are certain things you can do in 3D you cannot do in less than 3D.

只有一种情况下进入三维是有意义的,因为有些事情你能在三维空间内完成,但低于三维就做不到了

耶鲁公开课 - 基础物理课程节选