He's a good young person.

他是个非常好的年轻人。

Is this a very young person?

是一位非常年轻的人吗？

Honestly, I think its stupid, "said one young person."

有一位年轻人说，“坦白说，我认为这样作很愚蠢。”

I am always glad to get a young person well placed out.

我一贯喜欢让一个年轻人得到很好的安插。

The young person who has inevitably become bored of life.

那个不可避免逐渐厌倦生活的年轻人。