add a text string

[joe]

Hello
in the attached lisp I would add the string "the weight is kg..."
How do I do that?

 

[GP.]

(defun c:pe ()
(Alert
(strcat
"il peso è di kg.  "
(rtos (* (vla-get-volume (vlax-ename->vla-object) 7859))
)
)
)

perched 0.00000785?