​  The cost of perfection – Croft on the sacrifices of tennis players This content is not available in your location.There was an errorBBC Sport’s Annabel Croft says it is “impossible for tennis players to have a normal social life” because viewing peers as rivals restricts friendships and affects general happiness. Croft explains how tennis players often discover themselves after retirement, as they can figure out who they are away from court. WATCH MORE: Tennis video on BBC SportAvailable to UK users only.Tennis14 hours agoShare pageAbout sharing  BBC Sport