I don't think there's any one definition, but to do effective political work you have to have vision and practicality, and learn how to persuade people that what you feel needs to be done does need to be done.

He was an unsuccessful candidate for the Democratic presidential nomination for the 1984 election. S. Senate Select Committee on Ethics for "improper conduct" on November 20 1991 after Lincoln Savings head Charles Keating's companies contributed $850000 to voter registration groups closely affiliated with the senator.

Alan MacGregor Cranston (June 19 1914 – December 31 2000) was an American journalist and Democratic Senator from California.