There are always moments where you give advice—perhaps because you know more, or perhaps just because you have common sense—and someone refuses to listen. Usually, this leaves a bitter taste in our mouths as we walk away. But sometimes, we get a moment of vindication. It turns out that our advice was right—and we hate to say it, but we told you so. 1. Bad Bike DaysI had a friend who always rode his BMX bike with his headphones in, with the volume so loud that he couldn’t hear anything. There had been multiple occasions where he couldn’t hear us shouting things like “car” or “don’t go” and almo…