This is how some social scientists feel when they observe cultures and social groups that are different from their own. In choosing between direct observation, participant observation, immersion, or any form of field research in between, the choice ultimately comes down to the research situation. Different situations require different roles for the researcher.
The best-known power of the Supreme Court is judicial review, or the ability of the Court to declare a Legislative or Executive act in violation of the Constitution, is not found within the text of the Constitution itself. The Court established this doctrine in the case of Marbury v. Madison (1803).
One delegate, James Wilson, argued that the courts should have the even broader power to strike down any unjust federal or state legislation. It may also be worth noting that over half of the thirteen original states gave their own judges some power of judicial review.