When the Constitution was written in 1787, there was this supposition that American politics would be above party. The people who would staff the positions in government would have the interests of the country, or at least their states and congressional districts, at heart, and so they wouldn't form permanent political parties.

He used humor more effectively than any president since Abraham Lincoln. Reagan was not an especially warm person, but he appeared to be. Many people disliked his policies, but almost no one disliked him.