“Stability in government is essential to national character and to the advantages annexed to it, as well as to that repose and confidence in the minds of the people, which are among the chief blessings of civil society.”- James Madison (1788)

These words are found in the Federalist No. 37, should you choose to read them in their full context and gain a clearer meaning:

http://press-pubs.uchicago.edu/founders/documents/v1ch9s9.html