If something works, we keep doing it. Often we learn by looking at others. Or we try out different things and stick with what works best. For example: Every day

If something works, we keep doing it. Often we learn by looking at others. Or we try out different things and stick with what works best. For example: Every day you brush your teeth, why do you brush it that way? Probably you where told by a Dentist, but you haven't question it.