> If dealing with a function, the evaluation will always be arguments from left to right are evaluated first, and then the function is called with the result of

> If dealing with a function, the evaluation will always be arguments from left to right are evaluated first, and then the function is called with the result of evaluating the args. This is 95% of the cases. > If dealing with a macro, go read the documentation for it, because every macro is a DSL, and evaluation can happen in different ways. This is the 5% case. Not arguing with your point, but just for fun: CL-USER> (let ((functions 0) (specials 0)) (do-external-symbols (symbol (find-package :cl)) (cond ((or (macro-function symbol) (special-operator-p symbol)) (incf specials)) ((fboundp symbol) (incf functions)))) (/ (* specials 100.0) (+ specials functions))) 15.425532