Each CEO's pitch would ignite an old inner struggle: how to deploy one's professional skepticism without carrying it too far, into cynicism.

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Some of the problems the regulator sees with audits are a lack of auditor professional skepticism and an inappropriate focus on building and maintaining the client relationship with the company management rather than on performing a public duty for shareholders.

FORBES: Auditor Rotation Proposal Just More Spin

Our professional skepticism has to be that without strong audit standards and a strong duty of care and a strong sense of clarity about what auditors do we have to be skeptical that management and financial statement preparers will provide the information voluntarily or be willing to acknowledge the significance of the information.

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Likewise, professional translators view Google's work with considerable skepticism.

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