definitely

if they're not forcing a newborn baby into their mouth or onto their penis.

although in my experience, after a little while you realise they're not sometimes.

but body language when they're with other people and stuff says a lot.

So... nope. Is this a trick question?

you may think that about them and sometimes you may be right and sometimes you may be wrong but there is no way to "know".

there was a guy who used to get my bus home from work evrey day and he was always grinning like mad. i ended up high fiving him every day for the last week of work. so he turned out to be ace

I think so.

but it's not mystical. Just micro expressions

and i can guage who i think'd be really nice

human instinct is strong - without it an acute sense of danger we would never have reached this stage of evolution

HOWEVER
beware the overriding mating instinct which might have you project your fantasy onto someone who looks genetically attractive

I can remember when I first saw them and stuff, and something about them sticking even if I didn´t talk to them.

i was going to do a big rant but i can't word it properly. about me thinking most girls are bitches and usually being right.

and then wait to see if I'm proved wrong.

Misanthropy FTW.

juries think the same think according to a survey

but there's no way of knowing for definite.

Like with mrs knees i had this experiance

goes by the rule of automatically disliking people until provan otherwise, even if he has never spoken to them. I can't decide whether this is clever or incredibly cunty.

I suspect the latter.

when I decide to hate a girl.

until they notice me..then she's ok

You mght have seen them give money to the beggar but not kick the cat up the arse.

Considering most people are poor judges of character, no.