Unformed anterior bones that can be shaped by hand, usually children, can be modified; If you are an adult, the nature of bones has basically changed, but why can you make an adult change with your bare hands? This is why we use clever art to change muscles, fascia, qi and blood, so as to achieve the effect of plastic surgery, just as a good flower needs green leaves, and other repairs are used to achieve the visual changes of light and shadow projected on others.