He started taking yoga and meditation classes to get in touch with his 'inner self'. [=the emotional and spiritual part of himself]
She was her 'old self' again after some sleep. [=she returned to behaving/feeling as she normally did after some sleep]
She helped without any thought of 'self'. [=without any thought of trying to make things better for herself]
(..) with that aunt Irma business. Yes Richmond. Tell me, how come Aunt Irma isn't affecting you? Of course it is! I've been feeling very gloomy all day! Not my usual cheery self at all! Yeah. I guess it's just difficult to tell underneath all that make-up. I'm not wearing make-up! (..)2006 TvShow: The IT Crowd Title: Aunt Irma Visits Season: 1 Episode 6
(..) Like what? Darkness... night... Things of the night... Dracula... You haven't been thinking about self-harm? Self-harm, yes! Harm! Harm with the self. Suicide... For starters, yes. Moss, (..)2006 TvShow: The IT Crowd Title: Aunt Irma Visits Season: 1 Episode 6