Great video, very inspirational/moving.
I think stuff happens like this all the time in the states, it's just that the media doesn't show us this on the news.
I have people offer me a ride when I was a young man and living out in the sticks. I've also helped my share of stranded vehicle get out of traffic.
When my wife and I first started dating, I scored major points with her father by pulling over to change her tire on the highway.