I've often thought of taking flying lessons. The only problem is that I'm afraid of heights, machines, high speeds, parachutes, and dying. My Magic Cape will have to do.
Good Idea: Sticking your head out of the car window to enjoy the breeze and the scenery. Bad Idea: Not making sure the slobbering dog in the car ahead of you isn't doing the same.
And then the first "slight problem" caused by the nuclear fallout was encountered.