"Lisp macros need knowledge of the structure of the s-expression." I recently rediscovered this for myself: http://arclanguage.org/item?id=11880 http://arclang

"Lisp macros need knowledge of the structure of the s-expression." I recently rediscovered this for myself: http://arclanguage.org/item?id=11880 http://arclanguage.org/item?id=11880