There is nothing in the world so important for self-improvement as discovering that you are wrong.
But riding alongside all that wonderful personal growth is a healthy dollop of shame. And where better to turn shame into a fun scrollable gallery than Twitter?
The recent hashtag game #WhatIThoughtWhenIWas18 brought out the worst in our old selves. So cringe along with us, won't you?
Here are just some of the highlights of #WhatIThoughtWhenIWas18