In the quote from Christopher Fowler's "Bryant & May and The Bleeding Heart," the speaker expresses a strong disapproval of their general practitioner engaging in unconventional practices like black magic. It highlights a sense of trust and expectation in professionals, suggesting that discovering unexpected hobbies or talents could undermine the foundational relationship that should exist in roles like that of a GP.

The analogy of a bank manager also being a stand-up comic enhances the message, illustrating the absurdity and potential discomfort in realizing that someone responsible for important aspects of one's life may not take their duties seriously. It emphasizes the importance of professionalism and the discomfort that can arise when personal interests clash with professional roles.