Why did they called the title of the movie the straight story?

The title "The Straight Story" refers to the straightforward and honest journey of the protagonist, Alvin Straight, as he travels across the country on a lawn mower to reconcile with his estranged brother. The film emphasizes themes of simplicity, truthfulness, and the importance of family connections. Alvin's literal and metaphorical journey reflects his commitment to facing life's challenges with sincerity and determination. The title encapsulates the essence of his character and the film's poignant narrative.