I had a gay friend who once told me that virtually every gay porn movie he watches, the men are mostly left handed.
I asked another gay mate and he confirmed that all his partners had been left handed but he wasn't.
Don't know what that has got to do with notebooks though.
		
		
	 
Scientific Left Handed Facts
    Make up between 5% and 10% of the population (depending on who you ask)
    More likely to have allergies
    More prone to migraines
    More likely to be insomniacs
    Use the right side of the brain the most
    Three times more likely to become alcoholics – the right side of the brain has a lower tolerance to alcohol!
    More likely to be on extreme poles of the intelligence scale
    Tend to reach puberty 4 to 5 months later than right handers
    More likely to suffer stuttering and dyslexia
    Twice as likely to be a man
    Better at 3D perception and thinking
    Better at multi-tasking
    Live on average 9 years less than right handed people
    More likely to be homosexual
Interesting Left Handed Trivia
    Make especially good baseball players, tennis players, swimmers, boxers and fencers (almost 40% of the top tennis players are lefties)
    Celebrate left handed day once a year – August 13th
    Draw figures facing to the right
    Recover from strokes faster
    More likely to pursue creative careers
    Of the seven most recent U.S Presidents, 4 have been left handed
    Left handed college graduates go on to become 26% richer than right handed graduates
    On a QWERTY keyboard there are 1447 English words typed solely with the left hand, whilst only 187 are typed with the right hand.
Bizarre Lefty Titbits
    Adjust to seeing underwater quicker
    Less able to roll their tongue than a righty
    Nails grow faster on the left hand than the right (fingerpicking advantage anyone?)
Source:
http://leftyfretz.com/25-facts-about-left-handed-people/