How does life change after you hit 30?

I've heard people say once you hit 30 you stop giving a sh*t about what other people think. If you're single you get adapted to it and satisfied. And you prefer to cook something and watch a movie all alone rather than hanging out with friends.

Are these things true? How did your life change after you hit 30?

How does life change after you hit 30?
How does life change after you hit 30?
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