"You can look at practically any part of anything manmade
around you and think 'some engineer was frustrated while designing
this.' It's a little human connection." -- Randall Munroe,
xkcd,
2007-06-15 (Nota
bene: Always hover -- or click "view image properies" or
whatever it takes in your browser -- to read the Title string on
the xkcd cartoons. This quote is the Title string for the image
linked to.) [
Thanks to
silmaril
for pointing it out (though I really ought to just add xkcd
to my "check every day" list of webcomics...)]