put something down to experience
put (something) down to experience
To regard a bad situation, action, or outcome as a learning experience rather than dwelling on its negative impact. I know you're upset about failing your exam, but just put it down to experience and study harder next time.
put something down to experienceor
chalk something up to experience
COMMON If you chalk a failure or bad experience up to experience or put it down to experience, you do not get very upset about it because you will learn from it in the future. I was disappointed not to win, but I've just got to chalk it up to experience and go on. They could have parted friends and put the whole incident down to experience.