Literature Reference: 胡来但自守，岂复忧西都。—— 《潼关吏》 When the barbarians come, just defend ourselves, why worry about the western capital? Source from 'Tongguan Li' by Du Fu.
自: Nature; the true self.
守: To preserve and protect. In names, it often signifies a person's perseverance and sense of responsibility.
Meaning: Self-defense signifies unwavering belief and resilient determination.