My 6-year-old daughter returned from the summer vacation from grandparents. We sit at the table, eat breakfast, small harm about food...

Sakura, are you so damaging? You are not right, Eddy. We need to be more optimistic!
How should be?
Well an optimist. Do you know who are the optimists? They are people who see not the bad in everything, but only the good. For example, an optimist sees that the glass of water is half full, and a pessimist sees that the glass is half full.
A pessimist is one who says, “What fox has drank the floor of my glass?”and "

I don’t know where this knowledge came from ?