若わか気げの至いたり

expression, noun

youthful indiscretion; youthful excess; youthful enthusiasm

A set phrase used to excuse or reflect on foolish or excessive behavior done out of youthful passion or inexperience. Often used with a self-deprecating or forgiving tone.

• 若わか気げの至いたりで、あんな無む茶ちゃをしてしまった。

  It was youthful indiscretion that made me do such a reckless thing.

• あの失しっ敗ぱいは若わか気げの至いたりだったと、今いまでは笑わらい話ばなしだ。

  That mistake was just youthful excess, and now it's a funny story.