Bryan Robson: Louis van Gaal is ruthless like Fergie

One of the reasons why Ferguson was so successful at United was because of his ability to cold-heartedly dump the players he deemed surplus to requirements.
The likes of Roy Keane, David Beckham, Jaap Stam, and Ruud van Nistelrooy were all discarded when the Scot decided they were not good enough or lacked the discipline and commitment he demanded.