Are you bored with life? Then throw yourself into some work you believe in with all your heart, live for it, die for it, and you will find happiness that you had thought could never be yours.
As an actor, you don't often get a chance to know exactly the impact of what the audience is seeing, even though you can ask where the frame is. A move that feels tiny can be huge, and vice versa.
How some of the writers I come across get through their books without dying of boredom is beyond me.