Gottfried Wilhem Leibniz *

http://www.earlymoderntexts.com/f_leibniz.html

_ Leibniz's Monadology
http://www.youtube.com/watch?v=YunrNtqok_Q
_ Leibniz on Monadic Change - Part 1
http://www.youtube.com/watch?v=N4zL0ac30TI

http://www.dilbert.com/strips/comic/2012-06-20/