Not that being so mature is a bad thing, but there are times to be mature and there are times to be loose.

If we can convince millions of calm, mature motorists not to get sucked into encounters with angry drivers, many lives can be saved and injuries reduced.

I refuse to dance. And I can't dance anyway. I'm not in a band for that.

It's not that Japan or Europe have better accounting systems than we do,

Maturity has never been about age, built or possession:
It is rather about having the capacity to conceal or reveal your feelings and thoughts in pursuit of positive targets; not on the whims of mundane impulses or spur of the moment.

This is a tragic reminder that it may not be enough to review the documents. You may need to follow up with the insurance company to ensure coverage is in place. Also, never pay in cash and never write a check to the insurance agent or agency. Always make the check payable to the insurance company that will provide the coverage.