is to consider what happens to people

就是在人们的大脑遭受严重损伤时
when very bad things happen to their brain.

观察他们的行为变化
And these bad things

这些严重的损伤
could happen through lesions, through tumors,

有可能是由于病变肿瘤撞击
through strokes, through injury.

或是受伤而引起的
For the most part, neuropsychologists don't like helmet laws.

大多数神经心理学家并不喜欢安全帽法规
Neuropsychologists love when motorcyclists drive without helmets

他们喜欢不带安全帽就能开摩托车的时代
because through their horrible accidents

因为通过他们严重的交通事故
we gain great insights into how the brain works.

我们能够了解大脑是如何进行活动的
And the logic is if you find somebody--

这里的逻辑是这样的
Crudely, if you find somebody

比如说如果你发现某人
with damage to this part of the brain right here

大脑的右边这一部分受到了损伤