崇德文教基金會三重區親德青少年班

Old wood is best to burn, old horse to ride. 老柴好燒，老馬好騎。

O liberty, how many crimes have been committed in thy name! 自由啊！假你的名義犯了多少罪啊！

Omelets are not made without breaking eggs. 有失才有得。

Once a devil, always a devil. 一次做魔鬼，永遠是魔鬼。

Once a knave, ever a knave. 一朝失足，鑄成千古恨。

Once a man and twice a child. 一次為成人，兩度當小孩。

Once bit, twice shy. 一朝被蛇咬，三年怕草繩。

Once is no custom. 一次不成例。

Once on shore, we pray no more. 一旦上了岸，就不再祈禱。

On earth there is nothing great but man, in man there is nothing great but mind. 在世界上沒有一件東西有如人那樣偉大，在人之內沒有一件東西有如人心那麼偉大。