for over a hundred years

谈了百年的原理
Human attention is part of human intelligence.

注意力是人类智慧的一部分
We have to know what to pay attention to

我们需要知道哪些值得注意
People who are not good in focusing their attention on the right things

那些主次不分的人
--I'm not just talking about attention deficit disorder,

我谈论的不仅是注意力不足过动症[多动症]
I'm talking about some more high-level question of

还有在面对复杂问题时
how you know what you should be paying attention to.

你如何知道哪些事情值得关注
Under attention, there's a social basis for attention

注意力会受到社会背景的影响
and that is that people tend to pay attention to

人们倾向于关注那些
what other people are paying attention to

其他人正在关注的东西
It's easy to sweep things under the rug

这很容易掩盖事实
and get people to forget something.

混淆视听