What Are the Signs That People Are Devaluing Their Own Work?

In your book, the business of expertise, you talk about all the ways in which consultants or service providers devalue their own work. And I was wondering if you could share some of the traps people fall into signs that people are devaluing their work and how they can avoid doing that. "It's usually not one big thing. It's just this sense that, oh, this is fragile. If I do, this is going to go away," he says.