When it comes to getting things done, he's useless.

一涉及做事，他便不中用了。

It really gets in the way of getting things done.

这确实阻碍了真正把事情做好的方式。

Just getting things done is a meaningless pursuit.

只是要完成这件事情是一个毫无意义的追求过程。

Do one thing at a time. (Read Getting Things Done.)

一段时间内专心做一件事。

Focus rather on getting things done than being busy.

把关注点放在完成工作上，而不是保持忙碌。