下手へたの長なが談だん義ぎ

expression

poor speakers make long speeches; brevity is the soul of wit

A proverb criticizing those who are unskilled at speaking yet talk at length. Often used to suggest that one should be concise.

• 彼かれのスピーチは下手へたの長なが談だん義ぎで、聞きいているのが辛つらかった。

  His speech was a case of 'poor speakers make long speeches,' and it was painful to listen to.

• 下手へたの長なが談だん義ぎと言いうように、話はなしが下手へたな人ひとほど長ながく話はなしたがるものだ。

  As the saying goes, 'poor speakers make long speeches'—the worse someone is at speaking, the longer they tend to talk.