According to Eugene Debs and several other thinkers, the main problems that socialism will resolve are social inequality and corporate greed, although these views are highly contested in the western world.
External criticism is very important when it comes to analyzing data, because as a researcher it is possible to get too "close" to the data, in that one can stop being objective and start looking for ways to match the data to the desired results.
In this excerpt from the United States Constitution in regards to religion, the meaning is that <em>Citizens cannot be blocked from a political position based on religion</em>. Religious qualifications for public office have always been prohibited by Article VI of the Constitution of the United States, at the national level of the federal system of government.