Politeness is the art of choosing among your thoughts.

Those who danced were thought to be quite insane by those who could not hear the music.

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.

A religious life is a struggle and not a hymn.

Una "persona" hace lo que debe, cuando debe y donde debe. Una "bestia" hace lo que le da la gana, cuando le da la gana y donde le da la gana.

Courtesy is only a thin veneer on the general selfishness.