This is a quote from the book "The ​Virtue Of Selfishness" by Ayn Rand
...ent is not the ruler, but the servant or agent of the citizens; it means that the government as such has no rights except the rights delegated to it by the citizens for a specific purpose.
There is only one basic principle to which an individual must consent if he wishes to live in a free, civilized society: the principle of renouncing the use of physical force and delega
ting to the government his right of physical self-defense, for the purpose of an orderly, objective, legally defined en- forcement. Or, to put it another way, he must accept the separation of fo...
read full book block explorer