I've experienced a private doubt, something that I've kept deeply inside, and then eventually delivered a piece of work that people responded to with huge enthusiasm.
If you can't fully believe in your ideas, it very quickly communicates to a group of actors who need something to hold onto. They need to believe that whatever criticism, whatever comment is received, is meant.
If you're a director, your entire livelihood and your entire creativity is based on your self-confidence. Sometimes that's dangerously close to arrogance.
In my early years, my father was away as a soldier in the war. When he came back, work was very difficult to come by. Even though he was a highly skilled man, a maker of furniture, the payment for that work was very poor.
In the commercial theater, I've been pretty fortunate. The producers that I've worked with have allowed me to define the artistic integrity, the artistic limits of the work.