I've been in sales for years and the best way to describe this attitude is with a question. "If their good/service is really worth what they're asking, why are

I've been in sales for years and the best way to describe this attitude is with a question. "If their good/service is really worth what they're asking, why are they trying so hard to make this sale?" When you can walk away, the client implies from that that you're successful, and therefore offering a quality product people want.