Ever since I was little, I've felt very comfortable on a set. The time is stressful - being creative under time constraints. But there is an excitement and energy that you only have a certain amount of time to get what you want.
If you aren’t going to say something directly to someone’s face, than don’t use online as an opportunity to say it. It is this sense of bravery that people get when they are anonymous that gives the blogosphere a bad reputation.