According to this page, it's unknown.
I have aquestion, but I'm not sure it does fit in this forum. I hope that's not that important.
So here's my question: Does anybody know who wrote or said this text:
"The best thing about dreams is that fleeting moment, when you are between asleep and awake, when you don't know the difference between reality and fantasy, when for just that one moment you feel with your entire soul that the dream is reality, and it really happened."
One sometimes dream during the day .