Why don't professional photographers give all the photos to their clients?

Friend, I am a professional photographer. Let me answer this question. Whether a photo looks good or not depends on the photographer's technical content. Poor photos fall into the hands of customers, who are dissatisfied and think that the photographer's skills are like that. Therefore, the pictures that photographers usually give to customers are better, and the poor ones are generally not given. Another reason may be that there is not enough money