a butterfly mind

"a person who never settles with one group, interest, or occupation for long"

Came across this expression today when listening to "After Henry" on BBC4 - great way to practice your english.

I´m afraid I might have one.Occasionally.
  
Oh, and along the way (which just proves my point) I discovered a new conspiracy theory, the net is so full of weird stuff...http://conspiracy.wikia.com/wiki/Monarch_Mind_Control