Final answer:
Moving outside one's comfort zone is necessary for progress.
Step-by-step explanation:
The primary message of the statement 'All progress takes place outside the comfort zone' is that moving outside one's comfort zone is necessary for progress. It means that in order to grow and improve, individuals need to challenge themselves and do things that may be uncomfortable or unfamiliar. By stepping outside of their comfort zone, individuals are more likely to learn new skills, gain new experiences, and achieve personal or academic growth.