How exactly can you determine if you're mentally an adult?

[Anonymous]

[petitedollbabee]

I guess when your prefrontal cortex has finished developing, which happens between ages 25-30. Some people have described it as feeling a mental switch, and suddenly many things make sense that didn’t before.

[nolabels]

I'm a 66-year-old 5-year-old at the moment.

Ask me again tomorrow.

[Starrrboy]

When you start getting really annoyed by teenagers..

[Samantha_Stevenson]

You act like one