and both:

Recently in the cafe was, so it turned out that the waitress did not include two dishes on the 800p, I pointed to her and paid for it, she wasn't that thank you didn't say, went dissatisfied and didn't say goodbye to our "goodbye"

Look at it differently.
Well, uneducated she is sure, a fool can be still or sick. You what? It is not you who taught her that you should not be upset about it. She is not your relative.
Do not look after others, look after yourself.
Most importantly, you did it decently. Karma has not been ruined. +1 is
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Children are naive.
After 5 minutes, the waitress comes in and says she remembered two meals at 800 r. You are paying. In the hands.
Without a check.
Money in the pocket.
Half the kitchen.
Then pay and then ask for a check. Then go to the director with two. Demand the dismissal. This is important, because for a person this is the first or second job, and the lesson from theft will remain for life.
of gold.