To improve is to change, so to be perfect is to change often
British politician, army officer, and writer, who was Prime Minister of the United Kingdom from 1940 to 1945 and again from 1951 to 1955.
Politician, Religious Leader
Politician, U.S President
Inventor, Politician, Scientist, Writer
Lawyer, Politician, U.S President
Lawyer, Philosopher, Poet, Politician