James Garfield had a hard start in life. His father died when he was a toddler and his mother worked hard to keep from having to give her children to a wealthy family to raise. Garfield worked on canals, went to school, taught, preached, fought in the Civil War, became president of a college, and eventually a congressman for Ohio. He was so well-liked and respected that when he went to the 1880 Republican convention to nominate a friend, he came home with the nomination himself, even though he tried to prevent it from taking place.
In his later life, he loved his wife dearly, but when they had not been married long, he had an affair. I know this doesn't sound surprising for a politician, but stay with me. Even though he wasn't sure if he loved his wife, he broke off the affair and returned to her, writing,