There's an art to pretending.
Role Induction Techniques
are techniques that make you willing to identify with the character you're playing.
What roles do you play willingly? Friend? Husband? Wife? Father? Son? Daughter?
Are there any roles you play unwillingly? At home? At work? In your family?
Children slide and in and out of roles at dizzying speeds. But by ten years old, psychological sediment has set in and they're expected to lock down into predictable personalities—although I'm proud that many gamers seem to have escaped some of this cultural curse.
It seems to me that some “role-playing” games are misnamed. The game might allow you to choose a variety of characters ...