我姓苏我心酥

Here, 'My Surname Is Su And My Heart Is Soft', links a surname with a playful description of character or feeling. 'Su' (苏) is merely presented as the user’s family name, then uses a similar pronunciation to express 'my heart melts easily'. This could imply sweetness, openness to feelings, tenderness of nature, or a pun-driven introduction about oneself, linking both ancestry and emotional landscape.