This 2-word phrase for a loyal & resourceful assistant comes from a character in a Daniel Defoe novel
[DOC] [TLE] SparkNotes: Robinson Crusoe: Analysis of Major Characters [PAR] Analysis of the major characters in Robinson Crusoe, focusing on their 
personalities, ... Additionally, his resourcefulness in building a home, dairy, grape 
arbor, country ... His teaching Friday to call him Master, even before teaching 
him the words for yes ....