It is better to have too much courtesy than too little, provided you are not equally courteous to all, for that would be injustice.
Sentiment: NEGATIVE
Courtesy is only a thin veneer on the general selfishness.
If someone's being less than courteous to you, I don't think you need to pay any attention to them.
I have often seen people uncivil by too much civility, and tiresome in their courtesy.
Courtesy is as much a mark of a gentleman as courage.
Fine manners need the support of fine manners in others.
Good manners are appreciated as much as bad manners are abhorred.
No one is more insufferable than he who lacks basic courtesy.
Courteousness is consideration for others; politeness is the method used to deliver such considerations.
It is more comfortable for me, in the long run, to be rude than polite.
Courtesy is the one coin you can never have too much of or be stingy with.