If you want to be a happy, energetic, sharp and positive person.... Hang around happy, energetic shart positive people.
You'll be smarter too.
It may sound silly. But there's science to back it up.
I was reminded of this when I saw an article I'd read a couple months ago. So check it out. (Hang in there through the first three or four paragaphs.)
Angry/negative people can be bad for your bran
