They simply don't listen and don't think!
That is very true. Most of them are burnt out and not interested in pulling themselves together, while others are just dumb.
I would have loved to be a fly on the wall and see your reaction when she dumped the cheese into the smaller container, and add insult to injury to tell you the container has weight, really!
Haha, better not as you'd have been shocked. I'm not nice most of the times, when I'm in a similar situation.