Literature Reference: 杏花未肯无情思，何事情人最断肠。—— 《杂曲歌辞 杨柳枝 二》 Apricot blossoms are not without tender thoughts, yet what makes the lover's heart ache the most? From 'Miscellaneous Songs: Willow Branches II'.
思: Thought, intellect. In names, it often signifies quick thinking, sharp wit, and intelligence.
何: What a wondrous night this is, often exclaimed as a phrase of admiration, signifying that this moment is indeed a most auspicious and delightful occasion.
Meaning: Si He signifies deep thoughts and emotions, embodying introspection and affection.