Even the great ones can screw this one up, case-in-point: Apple, Inc. Consider this lesson when preparing for your next investor pitch.

How to kill a mockingbird? The best way to kill a mockingbird is to keep your sights set on the goals and dreams that drove you to create your startup. The fact that your company’s mockingbird exists at all is proof that you are onto something.

An entrepreneur’s favorite word is “yes.” We are perpetual optimists. Success is always possible. If you ever stop believing that, shut your operation down immediately and find something else to do that will make money.