I know it was hard selling that shoe, But you did the right thing.

我知道要你卖掉这双鞋很痛苦，但是你做了正确的事。

Soon after, a hit-and-run accident left him with a permanent limp. Dad worked hard selling candy to Chicago office workers on their break.

不久，发生了一起肇事逃逸的车祸，使父亲只能终身跛行。他工作勤奋，在芝加哥办公楼的工作人员休息时，他兜售糖果。