Multiple reasons. There was an unspoken convention that no president should serve more than two terms. Woodrow Wilson's health was poor and Democrats worried about his survival. Eventually, Woodrow Wilson was unable to secure a third nomination and ended up finishing his two terms.
Woodrow Wilson was the NJ governor who became president.
Yes, you can resign from being President.
Richard Milhous Nixon was the 37th President of the United States (1969-1974) and was the only president to resign (quit) the office.
march 4 1817
No she is still singing!
William Howard Taft served one full term as President, 4 March 1909 to 4March 1913
She did but has quit due to her 2011 new years pledge
100,000
It's said that the Mr President has quit smoking.
kennedy
Abe (also known more commonly as Abraham Lincoln) never quit. He was assassinated by a performer on April 15th, 1865.
Miley is going to quit being Hannah while she is in Tennise.