when athor called for a crash program to store food supplies , scientific and technical information , and everything else that would be needed by mankind after the general insanity broke loose , theremon suggested that in some quarters the general insanity had already broken loose , and provided his own list of essential items to put away in your basement ( `` can openers , thumbtacks , copies of the multiplication table , playing cards ... ... do n't forget to write your name on a tag and tie it around your right wrist , in case you do n't remember it after the darkness comes ... ...