a direct democracy people go directly to meetings to speak. these are normally in small places and countries. in larger countries there are representative democracy (which the us has) people are elected who have the same views as the people and they represent the people. this is used in larger countries.
"There ain't no such thing as a free lunch" expresses the idea that even if something seems like it is free, there is always a cost, no matter how indirect or hidden.
Hinduism has survived because of many reasons such as its flexibility, not a standarded structure , how it had been mingled with social life, bakthi and warriors.