This isn't a brag (吹嘘). This is to inform others that even the smallest favors can have the biggest impacts. It wasn't too much of trouble to shovel his driveway for him, but because I did, the young kid got to see his family again, go back to school again, talk to his friends again and live his life.

体裁：记叙文　题材：人际关系　主题：小善举，大作用

【语篇解读】　本文是一篇记叙文。“我”和邻居Orlando总是互相帮助，这次下雪，“我”帮助他铲除了道路上的积雪，让他能很快去上班。一个等待急救的男孩在他的及时救治下摆脱了危险。“我”的善举救了孩子一命。

【熟词生义】　shift 常用义：v. 转移

例句：The action of the novel shifts from Paris to London.

小说情节从巴黎移到了伦敦。

本句义：n.轮班

例句：His father worked shifts in a steel mill.

他的父亲在一家钢铁厂轮班工作。

【难句分析】　A few years back we started this sort of “favor war”， where one of us would do something for the other, such as shoveling (铲) his driveway or helping him build a shed, and next time the other would try to top it with another favor.