井蛙は以って海を語る可からずせいあはもってうみをかたるべからずことわざ未分類a frog in the well cannot understand the ocean even if it is explained to ita narrow-minded person cannot understand the ways of the world
嘉肴ありと雖も食らわずんばその旨きを知らずかこうありといえどもくらわずんばそのうまきをしらずことわざ未分類one cannot know the abilities of a great man without putting him to useone cannot know the delicious taste of fine food without eating it