我姓孙也损不死你
[wŏ xìng sūn yĕ sŭn bù sĭ nĭ]
The phrase means 'my surname is Sun, but I won't damage you.' The person may carry a sense of humor. This net name reflects both the speaker's last name and an attitude of friendliness despite any provocations or negative circumstances they might be facing. It also carries a teasing implication: even if he/she teases you in any form, it won't cause real damage