"I like causing trouble. It's the teddy boy in me. I used to be a teddy boy. Feeling slightly inferior and wanting to cause a bit of bother and get some action going on in the room rather than get bored stiff. Does that make sense?"
Michael Gambon was an Irish-born actor known for stage work and film roles including Albus Dumbledore in the Harry Potter series. He had a long career in British theatre, television, and cinema.