People who see this passive behavior assume you lack direction or drive.

人们认为这种消极行为的人缺乏方向或动力。

Her mother felt that Rachel’s life lacked direction.

【direction】雷切尔的母亲觉得雷切尔的生活缺少目标。

In truth, I don't know what it means to be influential in a world that lacks clear direction.

说实话，我不知道在一个缺乏明确方向的世界里拥有影响力意味着什么。

And the reason that that is safer, is because the cars, lacking clear direction as to where their exact lane is and where the sidewalk is, they have to be more careful, so they slow down.

之所以更安全，是因为汽车缺乏明确的方向，无法确定确切的车道在哪里以及人行道在哪里，他们必须更加小心，所以他们会放慢速度。