When speaking to a U.S. Marine, there are several social and professional "landmines" to avoid. First, never call a Marine a "soldier"; they are Marines, and the distinction is a point of immense pride. Avoid asking traumatic or intrusive questions like "How many people have you killed?" or "Did you see any action?" as these can trigger painful memories or be seen as highly disrespectful. It is also considered poor etiquette to tell a Marine that you "know how they feel" because you "almost joined" or have a family member who served; unless you have earned the title yourself, you cannot truly relate to the Marine Corps experience. Additionally, avoid making political comments or criticizing the military's actions while they are in uniform, as they are professionals bound by duty rather than political agents. Lastly, never refer to a recruit in boot camp as a "Marine" until they have officially "earned the Eagle, Globe, and Anchor" at the end of the Crucible. Showing respect for their specific culture and the weight of their title is the best way to maintain a positive and professional interaction.