to blame or criticize oneself harshly for something that happened
起こったことに対して自分を厳しく非難したり批判したりする (okotta koto ni taishite jibun o kibishiku hinan shitari hihan shitari suru)
"Don’t beat yourself up over something you can’t change."
"変えられないことについて自分を責めないで。" (Kaerarenai koto ni tsuite jibun o semenaide.)
feeling sad or bored for a long time
to keep changing your attitude or mood
to move forward positively despite difficulties
to use your experience or strength to deal with something
to give responsibility or control to someone else
to decide not to do something after agreeing to it