What is the theme of the case for the defence?

The theme of "The Case for the Defence," a short story by Graham Greene, revolves around the complexities of justice and morality. It examines the nature of guilt and innocence through the lens of a murder trial, where the defense hinges on the possibility of doubt regarding the defendant’s culpability. The story highlights the tension between appearance and reality, as well as the subjective nature of truth, ultimately questioning the reliability of human perception in legal proceedings.