Related:

• The Guide says there is an art to flying,' said Ford,`or at least a knack.
  The knack lies in learning how to throw yourself at the ground and miss....
• There is an art, or, rather, a knack to flying. The knack lies in learning how to throw yourself at the ground and miss.
  Pick a nice day and try it. The first part is easy....
• The art of flying is to throw yourself at the ground and miss. -- Douglas Adam
• Flying is the art of throwing yourself at the ground... and missing!
• All it takes to fly is to hurl yourself at the ground... and miss. -- Douglas Adam
• The art of flying is aiming at the ground - and missing.
• 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....
• The Sky Is Falling, Shut Up! The Ground is Flying!
• Ground yourself, THEN hug your motherboard!