Here goes nothing

I've never really understood that phrase entirely. I get the implications of course, but the reason that we use it so often is a bit lost to me. This could be of course that i've never actually thought about it before this very second, and i don't care terribly near enough to actually work it out. Anyway, i've started this because of the prodding from a certain friend of mine. We'll see how it goes for a bit. It could turn into hell for all I know. My mind is not exactly a tame place...

Here we go-