Failed <i>at that job</i>, and <i>within that particular combination of people, job requirements and roles to be fulfilled</i>.<p>Both Lebron James and Cristiano Ronaldo are top players at their sports, and known for their high athleticism. You wouldn&#x27;t expect them to switch and still be performing at the level they do.<p>Heck, you wouldn&#x27;t even expect them to be performing at a high capacity if you just switched positions <i>inside their own team!</i>.