M*A*S*H offered real characters and everybody identified with them because they had such soul. The humor was intelligent and it always assumed that you had an intellect.
I felt like I was flying without a net. But once I realized that the audience was my partner, I was flying a jet, because the people would allow me to develop the character on stage.
It wasn't so much that I was all alone on stage, but it was the realization of how much you need the response-you need the audience to tell you where to go.