He who sows courtesy reaps friendship, and he who plants kindness gathers love.

Courtesy Life be not so short but that there is always time for courtesy.

Politeness is the slow poison of collaboration.

There can be no defense like elaborate courtesy.

Politeness is the art of choosing among one's real thoughts.

Really big people are, above everything else, courteous, considerate and generous -- not just to some people in some circumstances -- but to everyone all the time.

His courtesy was somewhat extravagant. He would write and thank people who wrote to thank him for wedding presents and when he encountered anyone as punctilious as himself the correspondence ended only with death.

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.