According to the book American Political Thought: A Norton Anthology by Kramnic, Lowi 2nd Edition, despite falling short of achieving perfect virtue, What did Franklin say was central to success in his scientific endeavors?
1) Trying was central to success in his scientific endeavors.
2) Trying made him a happier and better person.
3) Trying prevented him from falling into a life of debauchery.
4) Trying allowed him to become respectable and financially stable.