Global betterment is a mental process, not one that requires huge sums of money or a high level of authority. Change has to be psychological.
Beyond culture, beyond tradition, beyond all dogmas and doctrines, there lies a beautiful valley full with real liberty and real harmony - in that valley, diversity is no cause for discrimination or hatred, rather it provides colors to the collective life of humanity as one family - in that valley, the best creed is to have no creed - the best path is to have no path - the best ideology is to have no ideology.
In the land of liberty, the self and others are all one all-pervading system of magnificent harmony, but what keeps most humans to live in that land, is non-acceptance of their own self, which is a form of denial of the self - therefore, the first step is acceptance of the self.
True understanding is an indivisible land of liberation beyond all judgement and all conclusions. In that land only will we be able to build a true castle of actual human civilization, with conscience flowing through its nerve center, stronger than all instinctual, primitive traits of the animal within.
Any child who can spend an hour or two a day, or more if he wants, with adults that he likes, who are interested in the world and like to talk about it, will on most days learn far more from their talk than he would learn in a week of school.