I was taught to laugh in the face of my tormentors, but you are right in saying that it is better to look them in the eye and calmly explain that it is not funny.
Mani mācīja smieties savu pāridarītāju priekšā, taču jums ir taisnība, ka labāk ir skatīties viņiem acīs un mierīgi paskaidrot, ka tas, ko viņi dara, nav smieklīgi.