as well as recent dropouts, both here and abroad.

包括最近退学的
He's clearly bright and capable.

他非常聪明能干
His torture suggests he's experimenting,

他对被害人的折磨是某种实验
which could mean he's bored.

说明他百无聊赖
But with his intelligence comes a dark side.

但他不仅聪明心理还很阴暗
And that's where his psychology and genetics come into play.

而这时他的心理状态和遗传基因开始起作用了
How do you know those characteristics?

你们怎么知道这些特征的
We can only speculate, but if his victims do represent him,

我们只能推测不过被害人若真能映射凶手
then he's telling us that

那他就是想告诉我们
he feels lobotomized and powerless.

他觉得自己被实施过脑叶切除术虚弱无力
This could mean he was raised in a strict home

可能他家教严格
or one where he didn't have a voice.

或是长在没有话语权的环境中