Silly but salient example of ChatGPT understanding the joke and responding how a friend would. Nothing extraneous, no moralistic stance, and no custom prompt required.

Contrast this with Claude 3.5 Sonnet 20241022, "I aim to be helpful, but I try to keep our interaction respectful and constructive. Could you please let me know what you'd like assistance with? I'm happy to help with all sorts of tasks including analysis, writing, coding, or general discussion."