It is good taste, and good taste alone, that possesses the power to sterilize and is always the first handicap to any creative functioning.
Playing music is not really susceptible to theory much. Circumstances affect it so much.
I was raised in a time where children were still seen and not heard basically, so I think a lot of us in my generation went the other way and just tried to be as much more liberal and open and we're still paying for it.