Refering to master garms point on black knights - old proverb along the lines of you can spot a real knight by the armour - a 'clean' shining armour means the knight spends all his time preening and concerned with naught but himself - a dirty armour shows a knight to busy to worry about the dirt on his armour

Thats not to differentiate between a clean and dirty body tho

(or mind)
MTFBWY - A