The first was establishing the principle of double effect that if a doctor "gave treatment to a seriously ill patient with the aim of relieving pain or distress, as a result of which that person's life was inadvertently shortened, the doctor was not guilty of murder."
第一に、もし医師が「苦痛、ないし心痛を和らげる目的で重篤な患者を治療し、結果として余命を短くされたとしても、医師は殺人罪に於いては有罪でない」("gave treatment to a seriously ill patient with the aim of relieving pain or distress, as a result of which that person's life was inadvertently shortened, the doctor was not guilty of murder")という二重効果の原則を確立した事である。