If we notice a few errors in the work of a proven master, we may and even will often be correct; if we believe, however, that he is completely and utterly mistaken, we are in danger of missing his entire concept. ↗
Quite often I can be in a bookshop, standing beneath a great big picture of myself and paying for a book with a credit card clearly marked John Grisham, yet no one recognises me. I often say I'm a famous author in a country where no one reads. ↗