Moving parts in rubbing contact require lubrication to avoid excessive wear. Honorifics and formal politeness provide lubrication where people rub together. Often the very young, the untravelled, the naive, the sophisticated deplore these formalities as 'empty,' 'meaningless,' or 'dishonest,' and scorn to use them. No matter how 'pure' their motives, they thereby throw sand into machinery that does not work too well at best.
Robert A. HeinleinI was no fool; I was aware that when another man is too anxious to force money on one, it is time to examine the cards, for there is almost certainly something illegal, or dangerous, or both, involved in the matter.
Robert A. HeinleinIt's a long story. Want a refill?" "No, let's start the steak. Where's the button?" "Right here." "Well, push it." "Me? You offered to cook." "Ben Caxton, I will lie here and starve before I will get up to push a button six inches from your finger" "As you wish." He pressed the button. "But don't forget who cooked dinner.
Robert A. Heinlein