It has been a squandered summer in Springfield.
Sparring Gov. Bruce Rauner and Illinois House Speaker Michael Madigan seem no closer to resolving either their differences or the state's financial crisis this Labor Day weekend than they were on Memorial Day.
To move forward, it might do these two well to look back — to another Illinois financial crisis, to two men at least as disgusted with each other as Rauner and Madigan.
One of these men was Abraham Lincoln, and things got so heated that he wound up challenged to a duel.
Not a rhetorical duel, mind you, as in the public debates across the state in which Lincoln took on Stephen Douglas. If either Rauner or...