Flight Risk

A mathematician and a non-mathematician are sitting in an airport hall waiting for their flight to go. The non- has terrible flight panic.
"Hey, don't worry, it's just every 10000th flight that crashes."
"1:10000? So much? Then it surely will be mine!"
"Well, there is an easy way out. Simply take the next plane. It's much more probable that you go from a crashing to a non-crashing plane than the other way round. So you are already at 1:10000 squared."

Airplane Propellers

Propellers on small planes are actually used to keep the pilot cool.
When it stops spinning, you can see the pilot start to sweat.

Michael Jackson, Lawyer, and Boy on a Plane

Michael Jackson, his lawyer, and a small, cute boy are on a plane when the plane suddenly develops engine troubles. "Bad news," the lawyer said. "There are only two parachutes. You and me will go." "What about the boy?" asks Michael. "Screw the boy!" "Do we have time?"