GST is fair

I am 85, retired, unemployed, why am I paying GST?
I am 70, retired, unemployed, why am I paying GST?
I am 60, lost my job and unemployed. Why am I paying GST?
I am 10, still in school, why am I paying GST?
I am 3, in nursery, why am I paying GST?
I am 3 months old, in my mother’s womb. Why am I paying GST?