Men cheat for the same reason that dogs lick their balls... because they can.
My experiences in film and theatre in the States have been much more rigorous-in England there's an environment of, Let's try this.
Theatre can't be done again and again and again and again - it's organic.
I'm not a personality actress. I never have been. I have been a character actress.
Having my priorities in order has really helped me look better, fresher, and more relaxed.
When you're filming, you work 19-hour days and you know more about what's going on with your crew and co-workers than you do with your husband. You're away, you miss things. It's taxing. Relationships fail because of it.