There are two things I especially like about the constitution:
- First Amendment: Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or the right of the people peaceably to assemble, and to petition the Government for a redress of grievances.
- Tenth Amendment: The powers not delegated to the United States by the Constitution, nor prohibited by it to the States, are reserved to the States respectively, or to the people.
* Perhaps because of its simple, flexible framework. This can be good (political parties and presidential cabinets are not mentioned) or bad (gerrymandered representative districts and corrupt campaign finance were not foreseen).
** Unlike this: