Leibniz

=Background=

http://en.wikipedia.org/wiki/Gottfried_Leibniz

keyword: Newton

http://www.iep.utm.edu/l/leib-met.htm

=Works=

Metaphysics

http://www.anselm.edu/homepage/dbanach/Leibniz-Discourse.htm

keyword: perfect, Judas

Monadology

http://www.marxists.org/reference/subject/philosophy/works/ge/leibniz.htm

keyword: change