Walking silently, silently rejoicing in the meaning of the poem.

It means to calm your heart. "Walking silently and rejoicing silently" is to achieve a state of inner peace and no distractions by observing yourself and the surrounding environment. This method aims to help people get rid of delusions and troubles and realize the freedom and liberation of the mind. "Quietly walking" means walking at a slow pace in a quiet environment, trying to calm down your mood and feel the surrounding environment and your feelings.