1. Courtesy should be a continuous action, not something to be turned on and off like a faucet. -Anonymous
2. Nothing is ever lost by courtesy. It is the cheapest of the pleasures costs nothing and conveys much. It pleases him who gives and him who receives, and thus, like mercy, it is twice blessed. -Erastus Wiman
3. Courtesies of a small and trivial character are the ones which strike deepest in the grateful and appreciating heart. -Henry Clay
4. Lack of courtesy is an extreme form of disrespect. -Khaleel Datay
5. There is no outward sign of true courtesy that does not rest on a deep moral foundation. -Johann Wolfgang von Goethe
6. He who sows courtesy reaps friendship. -Saint Basil
7. Politeness is the art of choosing among your thoughts. -Madame De Stael
8. Good manners have much to do with the emotions. To make them ring true, one must feel them, not merely exhibit them. -Amy Vanderbilt
9. Courtesy is a silver lining around the dark clouds of civilization; it is the best part of refinement and in many ways, an art of heroic beauty in the vast gallery of man’s cruelty and baseness. -Bryant H. McGill
10. The greater person is one of courtesy. -Lord Alfred Tennyson
11. Good manners are just a way of showing other people that we have respect for them. -Bill Kelly
12. Courtesy and kindness cultivate confidence with good Netiquette. Doing things right makes you feel good. -David Chiles
13. Courtesy is a small act but it packs a mighty wallop. -Lewis Carroll
14. There can be no defence like elaborate courtesy. -Lucas
15. No one is more insufferable than he who lacks basic courtesy. -Bryant McGill
16. To succeed in the world it is not enough to be stupid, you must also be well-mannered. -Voltaire
17. Courtesy is sometimes imperceptible, but its absence turns out to be poignant. -Julita Davies
18. It is better to have too much courtesy than too little, provided you are not equally courteous to all, for that would be injustice. -Baltasar Gracian
19. Good manners without sincerity are like a beautiful dead lady. -Yukteswar Giri
20. Good manners are ageless, priceless and classless. -Diana Mather
21. Courtesy is simply doing unto others what you would like them to do unto you. -Anonymous
22. Courtesy is a lady’s armor. -Sophie Turner
23. Courtesy and good humor are often found with little real worth. -Samuel Johnson
24. A good manners will open doors that the best education cannot. -Clarence Thomas
25. Good manners and soft words have brought many a difficult thing to pass. -John Vanbrugh
26. No one is too big to be courteous, but some are too little. -Ralph Waldo Emerson
27. Courtesy costs nothing, but buys everything. -Hazrat Ali Ibn Abu-Talib A.S
28. Courtesy dictates that we offer fellow wizards the opportunity of denying us entry. -J.K. Rowling
29. Courtesy is as much a mark of a gentleman as courage. -Theodore Roosevelt
30. There is a kind of courtesy in skepticism. It would be an offense against polite conventions to press our doubts too far. -George Santayana