> Clojure can, in a sense, be written forwards or backwards

Clojure can in many senses be written forwards or backwards. By defining this short macro somewhere...

    (defmacro topdown-tale [& stmts]
      `(do ~@(reverse stmts)))

we can write our top-level control statement at the top and the functions it calls underneath, by bracketing with...

    (topdown-tale
    ...
    )