Markoz wrote on Feb 12^th, 2011 at 7:46pm:

...The Space Shuttle only gets one chance at landing every time it re-enters the atmosphere. Being nothing more than a "Flying Brick" it requires great skill. It is a lot of fun, until to get it wrong. This happens to probably half the time!

"Flying Brick" well describes the Space Shuttle and all aircrafts which are too heavy and lacks sufficient power to be maneuvered easily during landing.