“To be humble to superiors is duty, to equals courtesy, to inferiors nobleness.”
Benjamin Franklin
“He who sows courtesy reaps friendship, and he who plants kindness gathers love”
Proverb
“Courtesy is as much a mark of a gentleman as courage.”
Theodore Roosevelt
“Life is not so short but that there is always time for courtesy”
Ralph Waldo Emerson
“Be courteous to all, but intimate with few, and let those few be well tried before you give them your confidence.”
George Washington
“There is a courtesy of the heart; it is allied to love. From its springs the purest courtesy in the outward behavior.”
Johann Wolfgang von Goethe
“Don't flatter yourself that friendship authorizes you to say disagreeable things to your intimates. The nearer you come into relation with a person, the more necessary do tact and courtesy become.”
Oliver Wendell Holmes