How much do you make attempts before you consider it a completely unsuccessful and retreat?

This famous person crashed in business in 31 year then fail in business in 34 years. He lost local elections in 38 years and congressional elections in 43 years, and elections to the Senate at the age of 55 years. This person has not received the post of Vice-President in 56 years, and lost the election to the Senate at 58. But in the 60 years he was elected President of the United States. His name was Abraham Lincoln.