Sometimes in football, things simply don't work out.
Whether it be for individuals or clubs, sometimes things happen, and despite intentions being right and honest, they don't go to plan.
Hence why some players flop after massive transfers, or why some big clubs are relegated despite investing a lot of money in their playing squad.
Similarly, sometimes footballers simply do not live up to expectations.
From increasingly young ages, players are picked and judged on whether or not they have what it takes, whether or not they have "potential."
After the decision over whether they have potential, the question then turns from how much, to can they fulfill it.
And while many do follow the career path expected for them, there are those who simply, for a variety of reasons, fail to meet their potential.
Here is a look at 10 players, all blessed with wonderful gifts, that to varying degrees, simply didn't meet the highest levels of which they were either capable or which were earmarked for them to reach.
Let's take a peek.