A fox may grow gray, but never good.江山易改，本性难移。

A friend in need is a friend indeed.患难见真情。

A friend is easier lost than found.得朋友难，失朋友易。

A friend is never known till a man has need.需要之时方知友。

A friend without faults will never be found.没有十全十美的

‘After you‘ is good manners.您先请”是礼貌。

A good beginning is half done.良好的开端是成功的一半。

A good beginning makes a good ending.善始者善终。

A good book is a good friend.好书如挚友。

A good book is the best of friends, the same today and forever.一本好书，相伴一生。

A good conscience is a soft pillow.不做亏心事，不怕鬼叫门。

A good fame is better than a good face. 美名胜过美貌。

A good husband makes a good wife.夫善则妻贤。

A good medicine tastes bitter.良药苦口。

A good wife health is a man‘s best wealth.妻贤身体好是男人最大的财富。