What do you wish you would’ve done when you where younger to prepare for adulthood?

I’m asking cause I want to know what I should do to prepare to be ready for when I’m going to uni/adulthood in general.

Jobs/Taxes/School/Etc
What do you wish you would’ve done when you where younger to prepare for adulthood?
What do you wish you would’ve done when you where younger to prepare for adulthood?
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