Literature Reference: 沛然莫之能御，志士仁人。—— 《孟子·公孙丑上》 Its force is like a pouring flood, which none can withstand. The virtuous and resolute man. Source from 'Mencius: Gongsun Chou I'.
沛: Describing abundance and prosperity.
志: Ambition. In a name, it often signifies grand aspirations and the relentless pursuit of one's dreams.
Meaning: Full of vigor and lofty aspirations.