How should we measure vocational/ministry/leadership success?

In Christian circles it is easy to measure ministry leadership success based on observable traits or numerical indicators. How should we measure vocational/ministry/leadership success? Substantiate your measurement based on ministry lessons of leadership in the life of Moody, Graham, and the other leaders we have studied in this course. When you evaluate the life of a leader, how will you decide whether or not a leader been “successful”?