What to do if you find yourself stuck in a crack in the ground underneath a giant boulder you can't move, with no hope of rescue. Consider how lucky you are that life has been good to you so far. Alternatively, if life hasn't been good to you so far,...
Same as you, Arthur. I hitched a ride. After all, with a degree in maths and another in astrophysics it was either that or back to the dole queue on Monday. Sorry I missed the Wednesday lunch date, but I was in a black hole all morning.
Arthur Dent: What happens if I press this button? Ford Prefect: I wouldn't- Arthur Dent: Oh. Ford Prefect: What happened? Arthur Dent: A sign lit up, saying 'Please do not press this button again.