What is so proud?

"So proud" is an expression used to describe a feeling of immense satisfaction, accomplishment or happiness in one's achievements, possessions or qualities. It is a feeling of deep contentment and joy that stems from a sense of accomplishment. People typically use it to express their pride and joy in themselves, their loved ones or their communities. The feeling of being so proud can be associated with a sense of fulfillment and self-realization. It can also be a motivating force to strive for more and achieve greater things. Overall, feeling so proud is a positive emotion that reflects a sense of achievement and self-worth.