After likely spending years in college and excitedly anticipating a professional life, it's easy to be sympathetic to an entrepreneur's hesitancy about returning to the classroom. But being excellence-and stability-driven, like it or not, also means nurturing knowledge and skills as leaders, as well as those of staff members. Put simply, at some point, to keep careers, businesses and overall satisfaction growing, it's occasionally necessary to plunge back into the scholastic pool.Significant payoffs of ongoing learning include value creation, career satisfaction and engagement, as well as closing collegiate skill gaps and reducing churn.