Pushing the envelope' sort of implies that you're inside the envelope with everyone else, and you're trying to find the edges on the outsides.
Louis C. K.I just always loved comedy and I really wanted to be good at it. And it was heartbreaking, 'cause I started and I wasn't good at it. I was only 17-years-old, so I had a lot to learn about life in general. But I just kept on trying. I was young enough and stupid enough and I had no other choice. I had nothing else I was good at.
Louis C. K.