COMMITMENT is the dedication of oneself to the betterment of ones qualities for the benefit of oneself and others​.
Many of us find certain tasks very challenging, if not overwhelming.  The challenges that both kids and adults face in music can be broken down into manageable pieces.  This makes the challenges less intimidating.  This commitment to face a challenge not only benefits the individual, but also contributes to the success of the group.  The reward for the commitment lends integrity to the individual and the group which manifests in respect among the among the performers.