and talking to themselves and sometimes screaming.

自言自语甚至大声尖叫
It includes alcohol addiction and cocaine addiction

还包括了酒精成瘾可卡因成瘾
and other addictions.

以及对其他东西成瘾
It includes somebody with Down syndrome or autism, an old person losing his memory,

还包括了唐氏综合征以及老年失忆症
a teenager falling into a deep depression,

青少年可能会患上抑郁症
somebody with a severe social phobia to the extent that

社交恐惧症严重的患者
he or she can't leave the house.

甚至到了不敢出门的地步
Then there are also very hard cases

也会出现一些棘手的案例
where it's difficult to say one way or another--

很难对其作出准确判断
that guy's photographing me as I'm talking

我讲课的时候那家伙一直在拍我
and it's freaking me out in kind of a social phobia way.

让我觉得自己患了社交恐惧症
There's difficult cases

在这些案例中