XKCD gets me

If you guys don't subscribe to xkcd.com, you really should; the cartoons are simple, pithy and often extremely creative.  Not always laugh out loud funny, but neither was George Carlin, and he was a comedic genius.  I especially like this one; it captures that out-of-sight, out-of-mind thing that infects so many folks when it comes to the oceans.  Of course, now that I've analysed it, its lost all chance of being funny.  Especially with that post-script, bringing your attention to that  fact. And now that last sentence.  And that one.              and that one....