Whether there is a craftsmanship, the key is to see if there is a craftsmanship that is comfortable in obscurity and obsessed with the pursuit of excellence  To build a craftsmanship, you must stick to the original intention, persist in focus, uphold the heart of innocence, abandon the impetuous and noisy, and be able to sit in your own post  , Well done
How can we sit still and do well? The key is to concentrate, pursue the perfection, and make every detail of the product as perfect as possible
The tree craftsmanship must stick to the original aspiration and be persistent and focused