And a man who has not known his innermost being is always like a thing, always on display in the window of a shop;

一个不知道自己内心最深处的存在的人总是像一件东西，总是在商店的橱窗里展示；

I'm aware that my social identity is always on display. And my students are vulnerable too, so I'm careful.

我知道我的身份一直备受关注。我的学生们也很敏感，所以，我很谨慎。

What's more, unlike much of the rest of our body, our lips are almost always on display, and rarely covered by clothing.

别于身体其他部位的皮肤，嘴唇经常暴露在外面。

What's more, unlike much of therest of our body, our lips are almost always on display, and rarely covered by clothing.

此外，嘴唇有别于身体其他部位的皮肤，嘴唇经常暴露在外面。