Things Other People Accomplished When They Were Your Age – the site speaks for itself. It’s not quite as humbling as it might be because by default it only includes people’s accomplishments at the same stage in their life, not all the things better people accomplished when they were even younger than you are.
Thanks to “Follow Me Here”:http://world.std.com/home/dacha/WWW/emg/public_html/2003_11_01_blog_archive.html#106859717029946217 for the link