No argument there but as a Distant Cousin of Bobby Lee.. 
I may be slightly biased--
Perhaps my use of the term “second stringer” was on the harsh side.
In terms of overall “talent” as a field commander, I believe that Lee holds the stronger hand.
I believe that given equal resources and manpower that Grant had, Lee could have truly preserved our Constitution.
No argument there but as a Distant Cousin of Bobby Lee.. I may be slightly biased--