old saying

名言(めいげん) A quote from a famous person – even if they are still alive. “I knew John F. Kennedy and you, sir, are no . . .” Can be funny, too.   $$$
 
格言(かくげん) An old proverb – always moral in nature.
 
諺(ことわざ) An old proverb – always moral in nature.
 
合言葉(あいことば) A slogan of a group or company:“coke is it!” “power to the people!”