Being cautious is for your own good

The other day, we were at a restaurant having lunch and there was another family sitting near by, who had this cute little daughter. She must be around 4-5 yrs old. Was happily eating and once done started to generally walk around the place. 

She came and stood by our table for a min to see what we were eating, then went to roam around the restaurant and event stepped outside, all the while mingling with the staff at the place. Surprisingly, during this entire duration (of maybe about 10-...