If a dog doesn't put you first where are you both? In what relation? A dog needs God. It lives by your glances your wishes. It even shares your humor. This happens about the fifth year. If it doesn't happen you are only keeping an animal.
Acting is not a mystery. There's nothing that I know that other actors don't know. We all act we're all actors we all know the same thing. The only thing that separates us is experience.