Is western civilization better.?

one word. YES!

That's why other cultures a busting their gaskets to come.

«WC can be defined succinctly as the belief that all humans have a right to attain their full potential, live in liberty and pursue happiness and that society should be organised to deliver these rights.»

This is the author's wishful-thinking, for only few may oppose it, but not what WC actually is.

WC can be defined succinctly as the belief in material science+technology, commercialism and entertainment.

None of these brings out one's full potential and none of these provides liberty or happiness.

In WC, society is organised to dull the intellect, lull people with material toys and use entertainment to anaesthetise the population and always keep them away from WC's nemesis - boredom.