At first, Laurel, we thought it would be really cool if only your "positive" thoughts became the things and events of your life.
But then we couldn't think of any things or events that wouldn't eventually be considered "positive," so we decided to just leave you "turned on" all the time.
B-z-z-z-z-z-z-z-z...
The Universe
Not that you can't choose what you think, Laurel. You can and you do.