We were hoping to build a small profitable company; and of course, what we've done is build a large, unprofitable company.

If you don't understand the details of your business you are going to fail.

The thing about inventing is you have to be both stubborn and flexible. The hard part is figuring out when to be which.

It’s very important for entrepreneurs to be realistic. So if you believe on that first day while you’re writing the business plan that there’s a 70 percent chance that the whole thing will fail, then that kind of relieves the pressure of self-doubt.

To get something new done you have to be stubborn and focused, to the point that others might find unreasonable.

If you never want to be criticized, for goodness sake don't do anything new.

One of the things that gets me up in the morning is knowing that customer expectations are always rising, and I find that very exciting.