There is a courtesy of the heart; it is allied to love. From its springs the purest courtesy in the outward behavior.

There is a courtesy of the heart; it is allied to love. From its springs the purest courtesy in the outward behavior.

有一种礼貌是发自内心的;它与爱紧密相连。它从外表行为中产生最纯粹的礼貌。

-- Johann Wolfgang von Goethe 约翰·沃尔夫冈·冯·歌德