A biography for be what you are by birthrighthasn’t been written yet.
“[Soetsu Yanagi's] main criticism of individual craftsmen and modern artists is that they are overproud of their individualism. I think I am right in saying Yanagi's belief was that the good artist of craftsman has no personal pride because in his soul he knows that any prowess he shows is evidence of that Other Power. Therefore what Yanagi says is 'Take heed of the humble”