A policeman in plain clothes is a man; in his uniform he is ten. Clothes and title are the most potent thing, the most formidable influence, in the earth. They move the human race to willing and spontaneous respect for the judge, the general, the admiral, the bishop, the ambassador, the frivolous earl, the idiot duke, the sultan, the king, the emperor. No great title is efficient without clothes to support it.

Bite-Size Twain: Wit and Wisdom from the Literary Legend (ed. 2015)