Most people work just hard enough not to get fired and get paid just enough money not to quit.
In recent years, more and more of my time has become absorbed by administrative work for the research council of ETH-Z of which I am presently the president.
There is the danger of over preparation, of loss of spontaneity; over rehearsal is the most terrible thing you can imagine. We do have a very close association between costume and set designer, though. And the cameraman is very important, of course.