First and foremost, littering garbage seems to be no serious misdeed, but when subjected to careful reflection, it will prove to be the sword of Damocles threatening the environment.

首先， 乱扔垃圾看似无大碍，但仔细想想，却是威胁环境的达摩克利斯之剑。

I can spend hours on YouTube checking out Appalachian music from past decades, but the propensity we have developed for the immediate deprives us of the time and space necessary for careful reflection.

我也会在YouTube上花几小时欣赏过去几十年间的阿巴拉契亚音乐。但是近年来，我们越来越倾向于瞬间满足，仔细思考的时间越来越少。

Admittedly, mobile phones do bring contemporary convenience to us, but when subjected to careful reflection, they will prove to be the sword of Damocles threatening the cohesion of each group in long terms.

诚然，手机确实给我们带来了当代的便利，但仔细反思就会发现，从长远来看， 这将是威胁各个群体凝聚力的达摩克利斯之剑。