When you're the one making the rules, you don't normally screw yourself in the process.

如果你本身就是制定规则的人，通常你肯定不会让自己深受其害。

youdao

You can buy 4x8 sheets of Melamine at a place like Home Depot and screw them onto the wall yourself if you like.

您可以买4 x 8大小，类似于home Depot用的三聚氰胺片，如果您愿意可以将它们安在墙上。

youdao

Deep-breathing techniques can also help, as can watching a video-tape of yourself (to see for yourself that you didn't screw up).

做一下深呼吸也会有所帮助，你还可以预先演练一遍然后录下来，这样你就可以看到你并没有搞砸。

youdao