Literature Reference: 思悠悠，恨悠悠，恨到归时方始休。—— 《长相思·汴水流》 Thoughts linger, sorrow lingers, only to cease upon return. Source from 'Chang Xiangsi · Bian Shui Liu'.
思: Thought, intellect. In names, it often signifies quick thinking, sharp wit, and intelligence.
悠: Fluttering, melodious, and serene. In names, it often signifies auspiciousness, a tranquil life, and freedom from worries, fostering harmony within the family.
Meaning: Long and profound thoughts, symbolizing deliberation and composure.