Via DaTechGuy’s Blog (“Why fighting back works, even NOW comments”), I give you U.S. Grant:

“Bobby Lee this, Bobby Lee that! I’m sick to death hearing about Bobby Lee! You think he would do a somersault and land in our Rear! Stop thinking about what he will do to you and start thinking about what you will do to him! Bring some guns up here!” as quoted by Shelby Foote in The Civil War: A Narrative