Quote from : Would It Kill You to Stop Doing That: A Modern Guide to Manners Book

Contrary to popular opinion, manners are not a luxury good that's interesting only to those who can afford to think about them. The essence of good manners is not exclusivity, nor exclusion of any kind, but sensitivity. To practice good manners is to confer upon others not just consideration but esteem; it's to bathe others in a commodity best described by noted speller Aretha Franklin.