What life experiences should a person have had by their 21st birthday?

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Re: What life experiences should a person have had by their 21st birthday?

@kitson

I was once told that I severely lack life experiences which is a result of my extreme
shyness. I want to know what I have missed in my life. So what life experiences should I
have had by this point in my life. I turn 21 this Friday.

same question.