Fine feathers do not make fine birds. 人不可貌相。

　　Fine feathers make fine birds. 人要衣裝，佛要金裝。

　　Fine words butter no parsnips. 畫餅充饑。

　　Fine words dress ill deeds. 漂亮的言詞可以掩飾惡劣的行為。

　　Finished labours are pleasant. 大功告成，好不高興。

　　Fire and water are good servants, but bad masters. 水火是忠仆，造災成元兇。

　　Fire proves gold, adversity proves men. 烈火顯真金，逆境識英雄。

　　Fire that''s closest kept burns most of all. 關得最緊的火，燃燒得最熾烈。

　　Fire, water, and money are good servants, but bad masters. 水火金錢是忠仆，使用不當是禍首。

　　First catch your hare, then cook him. 不要謀之過早。

　　First come, first served. 先來先賣。

　　First impressions are most lasting. 最初的印象最為持久。

　　First think, and then speak. 先想后說。