This thinker imagined Alexander the Great’s soul to illustrate both a “complete individual concept” and the “doctrine of marks and traces.” This thinker used Julius Caesar crossing the Rubicon (-5[1])to illustrate a theory of truth where predicates are contained within concepts. This thinker (-5[1])argued that only necessary truths are grounded on Aristotle’s principle of non-contradiction, while contingent truths are grounded in what this thinker called the Principle of Sufficient Reason. (10[10]-5[1])Before (-5[1])his (10[1]-5[1])death (10[1])in 1716, (10[7]-5[1])this thinker argued (10[1])that the only beings were “windowless” (10[3])simple (10[1])substances, (10[2])which are (10[1])only fully (10[1])understood by the all-knowing (10[1])God described in his (-5[1])Théodicée (10[8]-5[1])(“tay-oh-dee-SAY”). For (10[2])10 (10[1])points, (10[2])name this optimistic (10[1])German philosopher (10[2])who wrote (10[3]-5[1])Monadology (10[6])and claimed that (10[2])we lived (10[2])in the (10[1])best (10[2])of all (10[1])possible (10[3])worlds. (10[3])■END■ (10[4]0[3])