If we can build up our demands, and know when to stop we will be more likely to make ourselves proud. Failing to set the pace properly means we do either too much or too little and as a result face poorer outcomes in therapy. This video discusses structuring goals and thinking about having a manageable load.
Andrews, N. E., Hon, B., Strong, J., & Meredith, P. J. (2012). Activity Pacing, Avoidance, Endurance, and Associations With Patient Functioning in Chronic Pain: A Systematic Review and Meta-Analysis. Arch Phys Med Rehabil, 93.