I couldn't agree more! 

In most sports, there is a collection of “second choice” substitutes to fill in when a first-team player gets injured or needs a rest. However, sometimes these substitutions are for tactical reasons. The game may be at a certain stage that they need to change strategy or need someone with a certain impact

The role of a leader is to develop the overall skill levels of their team, however it is hard at times to not always lean on the same people for the same strengths. 

In order to keep your team engaged and motivated it is important to give them the tools and time to develop.