I've been asking around to the people close to me and I find out that all the females that I've talked to have had a great personality change when turning 30.
So, I'm not saying is not possible in males, but I wanted to know if this has happened to you.
Feel free to answer, either male or female and if you want to expand yourself go ahead, I'm curious. I'm giving it a week worth of answers.
So here goes: