The basic answer is that I wasn't happy or fulfilled by the job I had and I wanted my life to mean something to me, so I searched my life experience and realized that acting and performing were activities that I enjoyed all aspects of.
I see bad stuff on the street all the time that I don't do anything about. I do bad stuff myself all the time. The goal is not to somehow be perfect - that's silly, that's naive. The goal is to just recognize there are choices in front of us, and to try to make better ones.
The dinner table is a lively debate, and everybody weighs in in a different way. I like that, though.