口くちは災わざわいの元もと

expression

words can lead to disaster; the tongue is the root of calamities

A proverb warning that careless speech can cause serious trouble. Often used as a caution against speaking too freely.

• 口くちは災わざわいの元もとだから、言いい過すぎには気きをつけよう。

  Words can lead to disaster, so let's be careful not to say too much.

• 彼かれは口くちは災わざわいの元もとだとよく言いっている。

  He often says that the tongue is the root of calamities.