Locke's Second Treatise of Government, by far, is his most influential and important piece of writing. In it he set forth his theory of natural law and natural right. He shows that there does exist a rational purpose to government, and one need not rely on "mysticism and mystery." Against anarchy, Locke saw his job as one who must defend government as an institution. Locke's object was to insist not only that the public welfare was the test of good government and the basis for properly imposing obligations on the citizens of a country, but also that the public welfare made government necessary.
Locke believed that the mind is blank upon birth. As a person grows and develops, so does their mind. He urged individuals to formulate theories and to test them through experiments. The fundamental claim is that human knowledge begins with sense experience and primarily is derived from it. Locke begins his philosophical examination of knowledge by trying to disprove the claim that some of our knowledge is original, in the sense that it comes from ideas which are innate or inborn. Locke's attempted refutation depends on a questionable assumption: if an individual has an idea, then that individual would understand it and assent to its content.
Also, Locke believed in religious freedom and the separation of church and state. He thought that God established divine law. This could be discovered by reasoning, and to disobey it was morally wrong. He also held the opinion that no one should dictate the form of another's religion. But Locke points out that there is widespread disagreement over the concept of God. Furthermore, it does not seem to be present at all in small children. We form ideas as the endpoint of the action of physical bod ...