A lot of young players today would listen to the words of Chelsea legend Ashley Cole. During his playing career, Ashley Cole, for many, was the best left-back in the world. He is the kind of defender Chelsea could do with now. While Enzo Maresca’s men have been good going forward this season, they have been a bit suspect at the back. The Blues have conceded three penalties, more than any other team in the Premier League. In total, Chelsea have conceded 12 goals in the top flight, with Newcastle United being one side to have breached them. READ MORE: £50m Chelsea player likes Lewis Hall Instagr…