This photo is just one of half a dozen or so on the linked site showing some of the incredibly stupid and crazy crap people do with ladders. Some of my favorites — other than this one, of course — are using power tools on a ladder in the middle of a swimming pool and building your own 60′ high ladder out of scrap lumber to change a street lamp bulb.
Check it out. Then remember it the next time you think, “I could just reach it if…”
Safety Above Everything Else [Knuttz.net, Warning: This page is SFW, but the site isn’t always]