Question

The Minister’s Black Veil.” What does the veil symbolize?

Answer 1

It represents a "secret sin" and how terrible human nature can be

Answer 2

The black veil is a symbol of secret sin and how terrible human nature can be. This could represent the secret sin that all people carry in their hearts, or it could be a representation of Mr. Hooper's specific sin, which some readers think to be adultery.