Mandatory auditor rotation is designed to address a potential conflict of interest between a public company and its auditor. Because an auditor is hired and paid by the public company it audits, the auditor's desire to maintain a good relationship with its client could conflict with its duty to rigorously question the client's financial statements.

If you want an active schedule, you have to husband your time so you can act on the things that are important.

Everyone knows that exercise can improve your health. Exercise is a key part of managing your weight and maintaining healthy hearts, lungs, and other bodily systems. But did you know that exercise can make you more productive? The latest research shows that a regular exercise routine can make you happier, smarter, and more energetic.

The classic problem as an entrepreneur is that they have a hard time delegating. But that's really crazy. Recruiting other executives is critical, so is dealing with customers and dealing with regulators. Those are functions that only the top founders can do.

I am a great believer in the OHIO principle: Only handle it once. When you read an e-mail, decide whether or not to reply to it, and, if you need to reply, do so right then and there. I have found that about 80 percent of all e-mails, whether internal or external, do not require a response.

Wall Street is at best ambivalent. The size of the accounts is nothing big. How many Wall Street firms do you know that are running after people with $5,000 accounts?

You have various institutions like law firms and accounting firms which bill by the hour. I'm really against that. You have an incentive to go slowly, be there as long as possible, to over-research things and over-staff.