The former Tottenham Hotspur and Blackburn Rovers star, who retired from football earlier this summer, claimed that the likes of Raheem Sterling and Ross Barkley are among the most talented youngsters in world football.
However, Bentley thinks that the Three Lions stars are continually held back by crippling expectations.
"When Neymar or Rodriguez go out on the field they're relaxed. They love to play, with their heart. Young English players are mentally polluted so they can't express themselves.
"England will always struggle at major tournaments until somebody comes in to change the whole system. I played at every England youth level going and it was exactly the same."
Roy Hodgson's side were knocked out of the World Cup at the group stage after picking up just one point.