Because no matter what you say in life, the truth will always be the truth. You know when someone is telling the truth, you look in the eyes. I have a tendency to believe people.
Children make you a better everything. Daughters open up a whole different sensibility to you. When you have children, it focuses you on them as opposed to on yourself.
If you focus your energy on the camera, it takes away from the time you have to focus on the performances.