Literature Reference: 平生怀伏劒，忼慨既投笔。—— 《相和歌辞 从军行》 作者：刘希夷 In my life, I carry the hidden sword, with unwavering courage, I cast aside the pen. Source from 'Cong Jun Xing' by Liu Xiyi.
伏: Prostrate. Submit.
剑: The term originally refers to an ancient weapon, characterized by a long double-edged blade with a ridge in the middle and a short hilt. Holding such a sharp tool symbolizes wielding great power, embodying decisiveness, resoluteness, and fortitude.
Meaning: The hidden sword symbolizes bravery, loyalty, and the spirit of sacrificing oneself for righteousness, embodying the courage to face adversity and uphold one's beliefs.