What’s up with the yellow vests?

This was the question posed to me by one of my guests. As I proudly put on my yellow and blue piped vest, adorned with pins, on my way to a bi-monthly Lions Club meeting. I told them that I was a Lion and expected that was enough. However, on my way to the meeting I realized that was less than an adequate answer and that my guest deserved a better answer. So please indulge me as I attempt to…