Courtesy is only a thin veneer on the general selfishness.
Honore de Balzac
The grace of God is courtesy.
Hilaire Belloc
All doors open to courtesy.
Thomas Fuller
When restraint and courtesy are added to strength, the latter becomes irresistible.
Mahatma Gandhi
Don't flatter yourselves that friendship authorizes you to say disagreeable things to your intimates. On the contrary, the nearer you come into... →
Oliver Wendell Holmes, Sr.
There can be no defence like elaborate courtesy.
E. V. Lucas
Gratitude is the most exquisite form of courtesy.
Jacques Maritain
Princes of courtesy, merciful, proud and strong.
Henry Newbolt
Courtesy is as much a mark of a gentleman as courage.
Theodore Roosevelt
Every human being is entitled to courtesy and consideration. Constructive criticism is not only to be expected but sought.
Margaret Chase Smith