To remind a man of the good turns you have done him is very much like a reproach.
Courtesy Quotes
To dispense with ceremony is the most delicate mode of conferring a compliment.
Life is not so short but that there is always time for courtesy.
Courtesy is a science of the highest importance. It is… opening a door that we may derive instruction from the example of others, and at the same time enabling us to benefit them by our example, if there be anything in our character worthy of imitation.